[llvm] [DOC][DTLTO] Update DTLTO documentation for the LLVM 22 release (PR #177368)

[Ben Dunbobbin via llvm-commits]

================
@@ -11,7 +11,7 @@ DTLTO
 Distributed ThinLTO (DTLTO)
 ===========================
 
-Distributed ThinLTO (DTLTO) enables the distribution of backend ThinLTO
+Distributed ThinLTO (DTLTO) enables the distribution of ThinLTO backend
----------------
bd1976bris wrote:

Good point. I have removed this change from the patch. Thanks.

https://github.com/llvm/llvm-project/pull/177368