tests: tear down numerics values (fix #4602) (#4604)

Also temporarily disable part of the CI to avoid it becoming confused about tests for/from old versions

.circleci/server-upgrade-downgrade/run.sh

@@ -174,9 +174,12 @@ run_server_upgrade_pytest() {
 		set -x
 
 		# With --avoid-error-message-checks, we are only going to throw warnings if the error message has changed between releases
+ 		# FIX ME: Remove the deselect below after the next stable release
 		pytest --hge-urls "${HGE_URL}"  --pg-urls "$HASURA_GRAPHQL_DATABASE_URL" \
 			--avoid-error-message-checks "$@" \
-			-m 'allow_server_upgrade_test and not skip_server_upgrade_test' -v $tests_to_run
+			-m 'allow_server_upgrade_test and not skip_server_upgrade_test' \
+			--deselect test_graphql_mutations.py::TestGraphqlUpdateBasic::test_numerics_inc \
+			-v $tests_to_run
 		set +x
 		cd -
 	}

server/tests-py/queries/graphql_mutation/update/basic/values_teardown.yaml

@@ -13,3 +13,6 @@ args:
 
       delete from person;
       SELECT setval('person_id_seq', 1, FALSE);
+
+      delete from numerics;
+      SELECT setval('numerics_id_seq', 1, FALSE);