Updating 'update' target to handle svn 1.7 'info' output. Patch by Je…

…an-Danial Dupas!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142535 91177308-0d34-0410-b5e6-96231b3b80d8

Makefile

@@ -243,7 +243,7 @@ SVN-UPDATE-OPTIONS =
 AWK = awk
 SUB-SVN-DIRS = $(AWK) '/\?\ \ \ \ \ \ / {print $$2}'   \
 		| LC_ALL=C xargs $(SVN) info 2>/dev/null \
-		| $(AWK) '/Path:\ / {print $$2}'
+		| $(AWK) '/^Path:\ / {print $$2}'
 
 update:
 	$(SVN) $(SVN-UPDATE-OPTIONS) update $(LLVM_SRC_ROOT)