Move test job and friends to j7s-ci namespace.

tasks/j7s-git-clone.yaml

@@ -2,6 +2,7 @@ apiVersion: tekton.dev/v1beta1
 kind: Task
 metadata:
   name: j7s-git-clone
+  namespace: j7s-ci
 spec:
   workspaces:
   - name: output

tasks/j7s-onedev-file-bug.yaml

@@ -2,6 +2,7 @@ apiVersion: tekton.dev/v1beta1
 kind: Task
 metadata:
   name: j7s-onedev-file-bug
+  namespace: j7s-ci
 spec:
   params:
   - name: tekton-login-secret-name

tasks/j7s-onedev-pr-review.yaml

@@ -2,6 +2,7 @@ apiVersion: tekton.dev/v1beta1
 kind: Task
 metadata:
   name: j7s-onedev-pr-review
+  namespace: j7s-ci
 spec:
   params:
   - name: tekton-login-secret-name