bump postgres versions in CI and dev (#7655)

Upgrade postgres versions to:
 - 14.12
 -  15.7
 - 16.3

Depends on citusdata/the-process#158

.devcontainer/Dockerfile

@@ -68,7 +68,7 @@ USER citus
 
 # build postgres versions separately for effective parrallelism and caching of already built versions when changing only certain versions
 FROM base AS pg14
-RUN MAKEFLAGS="-j $(nproc)" pgenv build 14.11
+RUN MAKEFLAGS="-j $(nproc)" pgenv build 14.12
 RUN rm .pgenv/src/*.tar*
 RUN make -C .pgenv/src/postgresql-*/ clean
 RUN make -C .pgenv/src/postgresql-*/src/include install
@@ -80,7 +80,7 @@ RUN cp -r .pgenv/src .pgenv/pgsql-* .pgenv/config .pgenv-staging/
 RUN rm .pgenv-staging/config/default.conf
 
 FROM base AS pg15
-RUN MAKEFLAGS="-j $(nproc)" pgenv build 15.6
+RUN MAKEFLAGS="-j $(nproc)" pgenv build 15.7
 RUN rm .pgenv/src/*.tar*
 RUN make -C .pgenv/src/postgresql-*/ clean
 RUN make -C .pgenv/src/postgresql-*/src/include install
@@ -92,7 +92,7 @@ RUN cp -r .pgenv/src .pgenv/pgsql-* .pgenv/config .pgenv-staging/
 RUN rm .pgenv-staging/config/default.conf
 
 FROM base AS pg16
-RUN MAKEFLAGS="-j $(nproc)" pgenv build 16.2
+RUN MAKEFLAGS="-j $(nproc)" pgenv build 16.3
 RUN rm .pgenv/src/*.tar*
 RUN make -C .pgenv/src/postgresql-*/ clean
 RUN make -C .pgenv/src/postgresql-*/src/include install
@@ -211,7 +211,7 @@ COPY --chown=citus:citus .psqlrc .
 RUN sudo chown --from=root:root citus:citus -R ~
 
 # sets default pg version
-RUN pgenv switch 16.2
+RUN pgenv switch 16.3
 
 # make connecting to the coordinator easy
 ENV PGPORT=9700

.github/workflows/build_and_test.yml

@@ -31,12 +31,12 @@ jobs:
       pgupgrade_image_name: "ghcr.io/citusdata/pgupgradetester"
       style_checker_image_name: "ghcr.io/citusdata/stylechecker"
       style_checker_tools_version: "0.8.18"
-      sql_snapshot_pg_version: "16.2"
-      image_suffix: "-v7693016"
-      pg14_version: '{ "major": "14", "full": "14.11" }'
-      pg15_version: '{ "major": "15", "full": "15.6" }'
-      pg16_version: '{ "major": "16", "full": "16.2" }'
-      upgrade_pg_versions: "14.11-15.6-16.2"
+      sql_snapshot_pg_version: "16.3"
+      image_suffix: "-v13fd57c"
+      pg14_version: '{ "major": "14", "full": "14.12" }'
+      pg15_version: '{ "major": "15", "full": "15.7" }'
+      pg16_version: '{ "major": "16", "full": "16.3" }'
+      upgrade_pg_versions: "14.12-15.7-16.3"
     steps:
       # Since GHA jobs needs at least one step we use a noop step here.
       - name: Set up parameters