doc: PG _14_ relnotes, remove duplicate commit comment

bmomjian · bmomjian · commit 49d1d3c2c896 · 2023-06-30T08:37:15.000-04:00
Backpatch-through: 14 only
diff --git a/doc/src/sgml/release-14.sgml b/doc/src/sgml/release-14.sgml
@@ -8895,8 +8895,6 @@ Author: Tom Lane <tgl@sss.pgh.pa.us>
 <!--
 Author: Peter Eisentraut <peter@eisentraut.org>
 2020-06-10 [c7eab0e97] Change default of password_encryption to scram-sha-256
-Author: Peter Eisentraut <peter@eisentraut.org>
-2020-06-10 [c7eab0e97] Change default of password_encryption to scram-sha-256
 -->
 
      <para>
