Move Helm unittests into subfolder (#750)

Reviewed-on: https://gitea.com/gitea/helm-chart/pulls/750
Co-authored-by: justusbunsi <sk.bunsenbrenner@gmail.com>
Co-committed-by: justusbunsi <sk.bunsenbrenner@gmail.com>

unittests/helm/act_runner/config-scripts.yaml

@@ -0,0 +1,49 @@
+suite: actions template | config-scripts
+release:
+  name: gitea-unittests
+  namespace: testing
+templates:
+  - templates/gitea/act_runner/config-scripts.yaml
+tests:
+  - it: renders a ConfigMap when all criteria are met
+    template: templates/gitea/act_runner/config-scripts.yaml
+    set:
+      actions:
+        enabled: true
+        provisioning:
+          enabled: true
+      persistence:
+        enabled: true
+        mount: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - containsDocument:
+          kind: ConfigMap
+          apiVersion: v1
+          name: gitea-unittests-scripts
+      - isNotNullOrEmpty:
+          path: data["token.sh"]
+  - it: doesn't renders a ConfigMap by default
+    template: templates/gitea/act_runner/config-scripts.yaml
+    asserts:
+      - hasDocuments:
+          count: 0
+  - it: doesn't renders a ConfigMap with disabled actions but enabled provisioning
+    template: templates/gitea/act_runner/config-scripts.yaml
+    asserts:
+      - hasDocuments:
+          count: 0
+  - it: doesn't renders a ConfigMap with disabled actions but otherwise met criteria
+    template: templates/gitea/act_runner/config-scripts.yaml
+    set:
+      actions:
+        enabled: false
+        provisioning:
+          enabled: true
+      persistence:
+        enabled: true
+        mount: true
+    asserts:
+      - hasDocuments:
+          count: 0