[clang] [clang] Proofread ClangOffloadBundler.rst (PR #165136)

[Shilei Tian via cfe-commits]

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@@ -312,7 +312,7 @@ Target ID
 =========
 
 A target ID is used to indicate the processor and optionally its configuration,
-expressed by a set of target features, that affect ISA generation. It is target
+expressed by a set of target features that affect ISA generation. It is target
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shiltian wrote:

This “that affect ISA generation” should be for “optionally its configuration”.

https://github.com/llvm/llvm-project/pull/165136