r600: Remove empty OVERRIDES file

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewer: Aaron Watry
llvm-svn: 347666
diff --git a/libclc/r600/lib/OVERRIDES b/libclc/r600/lib/OVERRIDES
deleted file mode 100644
index e69de29..0000000
--- a/libclc/r600/lib/OVERRIDES
+++ /dev/null