Fix some error parser unit tests. A trailing colon was being included in several source files.
Part of the fix is in CDT fix <https://bugs.eclipse.org/bugs/show_bug.cgi?id=296966> and Austin/MCL/sftools/dev/eclipseenv/eclipse 123:71e3840b8eca
# "featureName" property - name of the feature
featureName=Carbide.c++ Extensions - Code Scanner