Allow focused integration tests to be run from the GoLand UI again

This was broken recently by the improvements in #808.

hack/integration-test-env-goland.sh

@@ -13,6 +13,8 @@ ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 source /tmp/integration-test-env
 
+echo -n "PINNIPED_TEST_GOLAND_RUNNER=true;"
+
 printenv | grep PINNIPED_TEST_ | sed 's/=.*//g' | grep -v CLUSTER_CAPABILITY_YAML | while read -r var ; do
     echo -n "${var}="
     echo -n "${!var}" | tr -d '\n'

test/integration/main_test.go

@@ -14,7 +14,14 @@ import (
 )
 
 func TestMain(m *testing.M) {
+	if os.Getenv("PINNIPED_TEST_GOLAND_RUNNER") != "true" {
+		// When running integration tests from inside GoLand, do not modify them.
+		// If the test gets nested under TestIntegrationSerial or the other groups,
+		// then you cannot run/debug a focused integration test in GoLand because the
+		// name of the test changes in a way that GoLand does not expect due to
+		// the nesting.
 		splitIntegrationTestsIntoBuckets(m)
+	}
 	os.Exit(m.Run())
 }