Exclude files in vendor branches from svn hook checks.

These files correspond to upstream sources and shouldn't be subject to our
checks.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73108 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

misc/scripts/svn/hooks/pre-commit

@@ -21,6 +21,7 @@ all_changed_files=`svnl changed | \
                     grep "^[AU]" | \
                     sed 's/^....//' | \
                     egrep -v "branches/WX_2_" | \
+                    egrep -v "wxWidgets/vendor" | \
                     egrep -v "src/(tiff|regex|jpeg|stc/scintilla)" | \
                     egrep -v "_wrap.cpp" | \
                     egrep -v "wxPython/.*/docs/.*\.html$"`