Add more items for github-branch-source-plugin

plugins/github-branch-source-plugin/src/main/resources/org/jenkinsci/plugins/github_branch_source/Messages_zh_CN.properties

@@ -75,3 +75,8 @@ SSHCheckoutTrait.missingCredentials=\u5F53\u524D\u914D\u7F6E\u7684\u51ED\u636E\u
 SSHCheckoutTrait.useAgentKey=- \u4F7F\u7528\u6784\u5EFA\u8282\u70B9\u7684 key -
 TagDiscoveryTrait.authorityDisplayName=\u4FE1\u4EFB origin \u7684\u6807\u7B7E
 TagDiscoveryTrait.displayName=\u53D1\u73B0\u6807\u7B7E
+
+discover.pull.requests.from.origin=\u5728\u539F\u59CB\u4ED3\u5E93\u4E2D\u53D1\u73B0 Pull Request
+
+general=\u901A\u7528
+within.repository=\u4ED3\u5E93\u76F8\u5173