CppTools: Replace 1-bit bit field by bool

...since it's aligned away anyway.

Change-Id: Id8a3c6feeb53f5d6f4f4338ea9031d7c57f312d0
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/cpptools/cppsemanticinfo.h

@@ -78,7 +78,7 @@ public:
     SemanticInfo();
 
     unsigned revision;
-    bool forced: 1;
+    bool forced;
     CPlusPlus::Snapshot snapshot;
     CPlusPlus::Document::Ptr doc;
     LocalUseMap localUses;