main/sqlite: add CVE-2019-19244 to secfixes comment

commit 8fe31093 (main/sqlite: security fixes (CVE-2019-19242,
CVE-2019-19244)) had a typo that introduced a duplicate entry in
secfixes comment which was removed in commit d674ed89
({main,community}/*: remove duplicate CVEs). fix the typo instead of
simply remove the dupe.

ref #11914

main/sqlite/APKBUILD

@@ -40,6 +40,7 @@ source="https://www.sqlite.org/2020/sqlite-autoconf-$_ver.tar.gz
 #     - CVE-2020-11655
 #   3.30.1-r1:
 #     - CVE-2019-19242
+#     - CVE-2019-19244
 #   3.28.0-r0:
 #     - CVE-2019-5018
 #     - CVE-2019-8457