ci: add main branch for the release

the last release failed because the main branch is not in the configuration (https://github.com/semantic-release/semantic-release/blob/01e85df88af418f4e504ca4bb45658118f391b61/docs/usage/configuration.md#branches)

.releaserc.json

@@ -10,5 +10,6 @@
       "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}"
     }]
   ],
-  "tagFormat": "${version}"
+  "tagFormat": "${version}",
+  "branches": ["+([0-9])?(.{+([0-9]),x}).x", "main", "next", "next-major", {"name": "beta", "prerelease": true}, {"name": 'alpha', "prerelease": true}]
 }