feat: refine role template of uc content (#4962)

#### What type of PR is this?

/area core
/kind improvement
/milestone 2.11.x

#### What this PR does / why we need it:

优化个人中心相关的角色模板：

1. 暂时使用简体中文描述，等待 https://github.com/halo-dev/halo/issues/3573 获得支持。
2. 移除未使用的 post-attachment-viewer

#### Does this PR introduce a user-facing change?

```release-note
None
```

application/src/main/resources/extensions/role-template-uc-content.yaml

@@ -6,7 +6,8 @@ metadata:
     rbac.authorization.halo.run/system-reserved: "true"
   annotations:
     rbac.authorization.halo.run/module: "Posts Management"
-    rbac.authorization.halo.run/display-name: "Post Editor"
+    # Currently, yaml definition does not support i18n, please see https://github.com/halo-dev/halo/issues/3573
+    rbac.authorization.halo.run/display-name: "编辑者"
     rbac.authorization.halo.run/dependencies: |
       ["role-template-manage-posts", "post-author"]
 rules: [ ]
@@ -20,7 +21,8 @@ metadata:
     rbac.authorization.halo.run/system-reserved: "true"
   annotations:
     rbac.authorization.halo.run/module: "Posts Management"
-    rbac.authorization.halo.run/display-name: "Post Author"
+    # Currently, yaml definition does not support i18n, please see https://github.com/halo-dev/halo/issues/3573
+    rbac.authorization.halo.run/display-name: "作者"
     rbac.authorization.halo.run/disallow-access-console: "true"
     rbac.authorization.halo.run/redirect-on-login: "/uc"
     rbac.authorization.halo.run/dependencies: |
@@ -36,7 +38,8 @@ metadata:
     rbac.authorization.halo.run/system-reserved: "true"
   annotations:
     rbac.authorization.halo.run/module: "Posts Management"
-    rbac.authorization.halo.run/display-name: "Post Contributor"
+    # Currently, yaml definition does not support i18n, please see https://github.com/halo-dev/halo/issues/3573
+    rbac.authorization.halo.run/display-name: "投稿者"
     rbac.authorization.halo.run/disallow-access-console: "true"
     rbac.authorization.halo.run/redirect-on-login: "/uc"
     rbac.authorization.halo.run/dependencies: |
@@ -85,20 +88,3 @@ rules:
   - apiGroups: [ "uc.api.content.halo.run" ]
     resources: [ "attachments" ]
     verbs: [ "create", "update", "delete" ]
-
----
-apiVersion: v1alpha1
-kind: Role
-metadata:
-  name: post-attachment-viewer
-  labels:
-    halo.run/role-template: "true"
-  annotations:
-    rbac.authorization.halo.run/module: "Posts Management"
-    rbac.authorization.halo.run/display-name: "Post Attachment Viewer"
-    rbac.authorization.halo.run/ui-permissions: |
-      [ "uc:attachments:view" ]
-rules:
-  - apiGroups: [ "uc.api.content.halo.run" ]
-    resources: [ "attachments" ]
-    verbs: [ "get", "list" ]