Add a bunch of missing "CHECK" colons in tests.  NFC.

llvm-svn: 232237
diff --git a/clang/test/CodeGen/fp16-ops.c b/clang/test/CodeGen/fp16-ops.c
index b269cf8..2d8d6c5 100644
--- a/clang/test/CodeGen/fp16-ops.c
+++ b/clang/test/CodeGen/fp16-ops.c
@@ -12,7 +12,7 @@
   // Check unary ops
 
   // CHECK: call float @llvm.convert.from.fp16.f32(
-  // CHECK fptoi float
+  // CHECK: fptoui float
   test = (h0);
   // CHECK: call float @llvm.convert.from.fp16.f32(
   // CHECK: fcmp une float