RunCMake: Ignore xcodebuild bug warnings in tests

Encountered on OS X 10.4 with old Xcode:

  Expected stderr to match:

   expect-err> ^$

  Actual stderr:

   actual-err> Hit xcodebuild bug : ... bad interpreter: Text file busy

Tests/RunCMake/RunCMake.cmake

@@ -101,7 +101,7 @@ function(run_cmake test)
   endif()
   foreach(o out err)
     string(REGEX REPLACE "\r\n" "\n" actual_std${o} "${actual_std${o}}")
-    string(REGEX REPLACE "(^|\n)((==[0-9]+==|BullseyeCoverage|[a-z]+\\([0-9]+\\) malloc:|Error kstat returned|[^\n]*is a member of multiple groups|[^\n]*from Time Machine by path|[^\n]*Bullseye Testing Technology)[^\n]*\n)+" "\\1" actual_std${o} "${actual_std${o}}")
+    string(REGEX REPLACE "(^|\n)((==[0-9]+==|BullseyeCoverage|[a-z]+\\([0-9]+\\) malloc:|Error kstat returned|Hit xcodebuild bug|[^\n]*is a member of multiple groups|[^\n]*from Time Machine by path|[^\n]*Bullseye Testing Technology)[^\n]*\n)+" "\\1" actual_std${o} "${actual_std${o}}")
     string(REGEX REPLACE "\n+$" "" actual_std${o} "${actual_std${o}}")
     set(expect_${o} "")
     if(DEFINED expect_std${o})