[llvm] [LLVM] Volunteer myself and Usman Nadeem as DFAJumpThreading maintainers (PR #161491)

[Usman Nadeem via llvm-commits]

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@@ -123,6 +123,13 @@ a.bataev at outlook.com (email), [alexey-bataev](https://github.com/alexey-bataev)
 Chandler Carruth \
 chandlerc at gmail.com, chandlerc at google.com (email), [chandlerc](https://github.com/chandlerc) (GitHub)
 
+#### DFAJumpThreading
+
+Hongyu Chen \
+xxs\_chy at outlook.com (email), [XChy](https://github.com/XChy) (Github) \
+Usman Nadeem \
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UsmanNadeem wrote:

Looks good. Thanks

https://github.com/llvm/llvm-project/pull/161491