Avoid multi-line integration test env vars

Avoid them because they can't be used in GoLand for running integration
tests in the UI, like running in the debugger.

Also adds optional PINNIPED_TEST_TOOLS_NAMESPACE because we need it
on the LDAP feature branch where we are developing the upcoming LDAP
support for the Supervisor.

hack/integration-test-env-goland.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+# Copyright 2020-2021 the Pinniped contributors. All Rights Reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+#
+# Print the PINNIPED_TEST_* env vars from /tmp/integration-test-env in a format that can be used in GoLand.
+#
+
+set -euo pipefail
+
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
+
+source /tmp/integration-test-env
+
+printenv | grep PINNIPED_TEST_ | sed 's/=.*//g' | grep -v CLUSTER_CAPABILITY_YAML | while read -r var ; do
+    echo -n "${var}="
+    echo -n "${!var}" | tr -d '\n'
+    echo -n ";"
+done
+
+echo -n "PINNIPED_TEST_CLUSTER_CAPABILITY_FILE=${ROOT}/test/cluster_capabilities/kind.yaml"