Sort TestWebKitAPI Xcode project file

* TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@141761 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Remove duplicate entry from DumpRenderTree Xcode project

    $ uniq Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj | diff -u - Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj | patch -p0 -R
    patching file Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj

* DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj:
Remove duplicate.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@141762 268f45cc-cd09-0410-ab3c-d52691b4dbfc