Update AUTHORS (#246)

* Update AUTHORS and CODEOWNERS

[ROCm/rocshmem commit: f677e5eb59]

projects/rocshmem/.github/CODEOWNERS

@@ -1 +1 @@
-* @avinashkethineedi @akolliasAMD @Yiltan @BKP @abouteiller @edgargabriel @gaoikawa
+* @avinashkethineedi @akolliasAMD @Yiltan @BKP @abouteiller @edgargabriel @gaoikawa @omor1

projects/rocshmem/AUTHORS.md

@@ -12,4 +12,5 @@
 - Edgar Gabriel
 - Avinash Kethineedi
 - Yiltan Temucin
-- Aurelien Bouteiller
+- Aurelien Bouteiller
+- Omri Mor