Update PostgreSQL test

The PostgreSQL test has been updated to use LDAP SDK and PKI
packages from Quay instead of COPR since it is generally more
reliable and older packages will not expire.

.github/workflows/external-application-connection-tests.yml

@@ -70,9 +70,23 @@ jobs:
           docker exec jss dnf install -y postgresql-jdbc
           docker exec -t jss sh -c 'dnf install -y /root/jss/build/RPMS/*.rpm'
 
+      - name: Import LDAP SDK packages
+        run: |
+          docker create --name=ldapjdk-dist quay.io/dogtagpki/ldapjdk-dist:latest
+          docker cp ldapjdk-dist:/root/RPMS/. /tmp/RPMS/
+          docker rm -f ldapjdk-dist
+
+      - name: Import PKI packages
+        run: |
+          docker create --name=pki-dist quay.io/dogtagpki/pki-dist:latest
+          docker cp pki-dist:/root/RPMS/. /tmp/RPMS/
+          docker rm -f pki-dist
+
       - name: Create postgresql certificates
         run: |
-          docker exec jss dnf install -y dogtag-pki
+          docker cp /tmp/RPMS/. jss:/root/RPMS/
+          docker exec jss bash -c "dnf localinstall -y /root/RPMS/*"
+
           docker exec jss pki nss-cert-request --subject "CN=postgresql.example.com" \
               --csr /root/sslserver.csr --ext /usr/share/pki/server/certs/sslserver.conf
           docker exec jss pki nss-cert-issue --csr /root/sslserver.csr \