[llvm] [TableGen][Docs] Reuse production for Defvar (PR #124592)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-tablegen

Author: Jay Foad (jayfoad)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/124592.diff


1 Files Affected:

- (modified) llvm/docs/TableGen/ProgRef.rst (+1-1) 


``````````diff
diff --git a/llvm/docs/TableGen/ProgRef.rst b/llvm/docs/TableGen/ProgRef.rst
index cfe61382658ec4..62b1c04f0a641b 100644
--- a/llvm/docs/TableGen/ProgRef.rst
+++ b/llvm/docs/TableGen/ProgRef.rst
@@ -672,7 +672,7 @@ arguments.
    Body: ";" | "{" `BodyItem`* "}"
    BodyItem: (`Type` | "code") `TokIdentifier` ["=" `Value`] ";"
            :| "let" `TokIdentifier` ["{" `RangeList` "}"] "=" `Value` ";"
-           :| "defvar" `TokIdentifier` "=" `Value` ";"
+           :| `Defvar`
            :| `Assert`
 
 A field definition in the body specifies a field to be included in the class

``````````

</details>


https://github.com/llvm/llvm-project/pull/124592