Fix qdoc warnings

src/corelib/global/qnamespace.qdoc:3279: (qdoc) warning: Can't link to 'QGuiApplication::setHighDdpiScaleFactorRoundingPolicy()'
src/corelib/time/qislamiccivilcalendar.cpp:49: (qdoc) warning: Can't link to 'QJijriCalendar'
src/network/ssl/qsslsocket.cpp:1510: (qdoc) warning: Can't link to 'QSslConfiguration::defaultCaCertificates()'
src/network/access/qhttp2configuration.cpp:49: (qdoc) warning: '\brief' statement does not end with a full stop.
src/gui/text/qtextformat.cpp:532: (qdoc) warning: Undocumented enum item 'TableBorderCollapse' in QTextFormat::Property
src/gui/text/qtextdocument.cpp:2066: (qdoc) warning: Undocumented enum item 'UnknownResource' in QTextDocument::ResourceType
src/gui/kernel/qguiapplication.cpp:3500: (qdoc) warning: Undocumented parameter 'policy' in QGuiApplication::setHighDpiScaleFactorRoundingPolicy()

Change-Id: I3573ef98cf9b58d16525c356270fe009fdffcf45
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

src/corelib/global/qnamespace.qdoc

@@ -3287,7 +3287,7 @@
   the application object is created, or by setting the QT_SCALE_FACTOR_ROUNDING_POLICY
   environment variable.
 
-  \sa QGuiApplication::setHighDdpiScaleFactorRoundingPolicy()
+  \sa QGuiApplication::setHighDpiScaleFactorRoundingPolicy()
   \sa AA_EnableHighDpiScaling.
 
   \omitvalue Unset

src/corelib/time/qhijricalendar.cpp

@@ -45,6 +45,7 @@ QT_BEGIN_NAMESPACE
 
 /*!
   \since 5.14
+  \internal
 
   \class QHijriCalendar
   \inmodule QtCore

src/corelib/time/qislamiccivilcalendar.cpp

@@ -48,6 +48,7 @@ using namespace QRoundingDown;
 
 /*!
   \since 5.14
+  \internal
 
   \class QIslamicCivilCalendar
   \inmodule QtCore
@@ -67,7 +68,7 @@ using namespace QRoundingDown;
   long. Its determination of leap years follows a 30-year cycle, in each of
   which the years 2, 5, 7, 10, 13, 16, 18, 21, 24, 26 and 29 are leap years.
 
-  \sa QJijriCalendar, QCalendar
+  \sa QHijriCalendar, QCalendar
 */
 
 QIslamicCivilCalendar::QIslamicCivilCalendar()

src/gui/kernel/qguiapplication.cpp

@@ -3505,7 +3505,7 @@ Qt::ApplicationState QGuiApplication::applicationState()
     \since 5.14
 
     Sets the high-DPI scale factor rounding policy for the application. The
-    policy decides how non-integer scale factors (such as Windows 150%) are
+    \a policy decides how non-integer scale factors (such as Windows 150%) are
     handled, for applications that have AA_EnableHighDpiScaling enabled.
 
     The two principal options are whether fractional scale factors should

src/gui/text/qtextdocument.cpp

@@ -2067,8 +2067,9 @@ void QTextDocument::print(QPagedPaintDevice *printer) const
     \enum QTextDocument::ResourceType
 
     This enum describes the types of resources that can be loaded by
-    QTextDocument's loadResource() function.
+    QTextDocument's loadResource() function or by QTextBrowser::setSource().
 
+    \value UnknownResource No resource is loaded, or the resource type is not known.
     \value HtmlResource  The resource contains HTML.
     \value ImageResource The resource contains image data.
                          Currently supported data types are QVariant::Pixmap and
@@ -2082,7 +2083,7 @@ void QTextDocument::print(QPagedPaintDevice *printer) const
     \value UserResource  The first available value for user defined
                          resource types.
 
-    \sa loadResource()
+    \sa loadResource(), QTextBrowser::sourceType()
 */
 
 /*!

src/gui/text/qtextformat.cpp

@@ -650,6 +650,7 @@ Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QTextFormat &fmt)
     \value TableColumns
     \value TableColumnWidthConstraints
     \value TableHeaderRowCount
+    \value TableBorderCollapse Specifies the \l QTextTableFormat::borderCollapse property.
 
     Table cell properties
 

src/network/access/qhttp2configuration.cpp

@@ -48,7 +48,7 @@ QT_BEGIN_NAMESPACE
 
 /*!
     \class QHttp2Configuration
-    \brief The QHttp2Configuration class controls HTTP/2 parameters and settings
+    \brief The QHttp2Configuration class controls HTTP/2 parameters and settings.
     \since 5.14
 
     \reentrant

src/network/ssl/qsslsocket.cpp

@@ -1512,7 +1512,7 @@ bool QSslSocket::addDefaultCaCertificates(const QString &path, QSsl::EncodingFor
     SSL socket's CA certificate database is initialized to the default
     CA certificate database.
 
-    \sa QSslConfiguration::defaultCaCertificates(), addCaCertificates()
+    \sa QSslConfiguration::caCertificates(), addCaCertificates()
 */
 void QSslSocket::addDefaultCaCertificate(const QSslCertificate &certificate)
 {

src/widgets/styles/qstyleoption.cpp

@@ -1760,7 +1760,7 @@ QStyleOptionMenuItem::QStyleOptionMenuItem(int version)
     \value Exclusive The item is an exclusive check item (like a radio button).
     \value NonExclusive The item is a non-exclusive check item (like a check box).
 
-    \sa checkType, QAction::checkable, QAction::checked, QActionGroup::exclusive
+    \sa checkType, QAction::checkable, QAction::checked, QActionGroup::exclusionPolicy
 */
 
 /*!