Add -rc version suffix on top of -alpha and -beta.

Author: daemontus

.github/workflows/release.yml

@@ -6,6 +6,7 @@ on:
       - 'v*.*.*'
       - 'v*.*.*-alpha.*'
       - 'v*.*.*-beta.*'
+      - 'v*.*.*-rc.*'
 
 env:
   MIN_RUST_VERSION: "1.85.0"