[llvm] Implements PGOBBAddrMap in Object and ObjectYAML with tests [1/5] (PR #71750)

[James Henderson via llvm-commits]

================
@@ -780,7 +781,7 @@ TEST(ELFObjectFileTest, InvalidDecodePGOBBAddrMap) {
         FailedWithMessage(ErrMsg));
   };
 
-  // Check that we can detect unsupported versions that is too low
+  // Check that we can detect unsupported versions that are too old
----------------
jh7370 wrote:

```suggestion
  // Check that we can detect unsupported versions that are too old.
```
Nit.

https://github.com/llvm/llvm-project/pull/71750