ci: add proper permissions for release workflow

Signed-off-by: Emilien Escalle <neilime@users.noreply.github.com>

Author: neilime

.github/workflows/__main-ci.yml

@@ -13,6 +13,7 @@ on:
 permissions:
   actions: write
   contents: write
+  pages: write
   pull-requests: write
   security-events: write
   statuses: write