ci: restore changelog and git plugins in semantic-release

Branch ruleset now allows GitHub Actions bypass, so the plugins
can push changelog and version bumps back to main.

.releaserc.json

@@ -30,9 +30,16 @@
         ]
       }
     }],
+    ["@semantic-release/changelog", {
+      "changelogFile": "CHANGELOG.md"
+    }],
     ["@semantic-release/npm", {
       "npmPublish": false
     }],
+    ["@semantic-release/git", {
+      "assets": ["package.json", "pnpm-lock.yaml", "CHANGELOG.md"],
+      "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}"
+    }],
     ["@semantic-release/github", {
       "successComment": false,
       "failTitle": false