[llvm] [llvm][test] Fix filecheck annotation typos [2/n] (PR #95433)

[via llvm-commits]

================
@@ -67,7 +67,7 @@ body:             |
 ...
 ---
 name: killFlagSameBlock
-#CHECK : name : killFlagSameBlock
+#CHECK: name : killFlagSameBlock
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klensy wrote:

```
name : killFlagSameBlock
```

https://github.com/llvm/llvm-project/pull/95433