[clang] [llvm] [polly] [IR] Store Triple in Module (NFC) (PR #129868)

[Yingwei Zheng via cfe-commits]

================
@@ -189,8 +190,10 @@ class LLVM_ABI Module {
   std::string ModuleID;           ///< Human readable identifier for the module
   std::string SourceFileName;     ///< Original source file name for module,
                                   ///< recorded in bitcode.
-  std::string TargetTriple;       ///< Platform target triple Module compiled on
-                                  ///< Format: (arch)(sub)-(vendor)-(sys0-(abi)
+  /// Platform target triple Module compiled on
+  /// Format: (arch)(sub)-(vendor)-(sys0-(abi)
----------------
dtcxzyw wrote:

```suggestion
  /// Format: (arch)(sub)-(vendor)-(sys)-(abi)
```

https://github.com/llvm/llvm-project/pull/129868