build: restore postgres integration tests (#16801)

This fixes the CI script for postgres integration tests so that
all tests are run.

scripts/circle-test-postgres.sh

@@ -12,7 +12,6 @@ function exit_if_fail {
 
 export GRAFANA_TEST_DB=postgres
 
-exit_if_fail go test -v -run="StatsDataAccess" -tags=integration ./pkg/services/sqlstore/...
-#time for d in $(go list ./pkg/...); do
-#  exit_if_fail go test -tags=integration $d
-#done
+time for d in $(go list ./pkg/...); do
+ exit_if_fail go test -tags=integration $d
+done