pro2cmake: Fix generic_version_handler not to be greedy

Otherwise in a condition with multiple comparisons, the regexp would
match too many characters, and not extract the correct variable
name. And to be extra safe, match until a comma is encountered.

Change-Id: I29d8344287efca5c5b232006f6bbdf39e6e4ee67
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

util/cmake/pro2cmake.py

@@ -1370,7 +1370,7 @@ def map_condition(condition: str) -> str:
         version = match_obj.group(3)
         return f"({variable} {operator} {version})"
 
-    pattern = r"(equals|greaterThan|lessThan)\((.+),[ ]*([0-9]+)\)"
+    pattern = r"(equals|greaterThan|lessThan)\(([^,]+?),[ ]*([0-9]+)\)"
     condition = re.sub(pattern, generic_version_handler, condition)
 
     # Handle if(...) conditions.