[clang] [clang-tools-extra] [flang] [lld] [llvm] [mlir] [test]: fix filecheck annotation typos (PR #91854)

[Dhruv Chawla via cfe-commits]

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@@ -5,7 +5,7 @@ target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
 target triple = "arm64--linux-gnu"
 
 ; FIXME: Misspelled CHECK-LABEL
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dc03-work wrote:

The FIXME can be removed.

https://github.com/llvm/llvm-project/pull/91854