Fix typo in person's name.

nmisch · nmisch · commit 0ef893bbad95 · 2023-11-18T17:31:21.000-08:00
Back-patch v16..v12 (all supported versions); master is unaffected.
diff --git a/doc/src/sgml/release-12.sgml b/doc/src/sgml/release-12.sgml
@@ -1148,7 +1148,7 @@ Branch: REL_11_STABLE [919ebb023] 2023-08-07 06:06:01 -0700
      </para>
 
      <para>
-      The <productname>PostgreSQL</productname> Project thanks Micah Gate,
+      The <productname>PostgreSQL</productname> Project thanks Micah Gates,
       Valerie Woolard, Tim Carey-Smith, and Christoph Berg for reporting
       this problem.
       (CVE-2023-39417)
