Fix regexp for CI packager

.gitlab-ci.yml

@@ -4,7 +4,7 @@ stages:
 
 .releases: &releases
   only:
-    - /^v\d[\d\.]*(-classic-?)?(-(alpha|beta)-\d+)?$/
+    - /^v\d[\d\.]*(-classic-?)?(-(alpha|beta))?(-\d+)?$/
     
 before_script:
   - apk add --no-cache bash curl git subversion zip jq luacheck
@@ -60,4 +60,4 @@ gitlab:
   script:
     - cd .release
     - chmod +x ./release.sh
-    - ./release.sh -ocelzLWH
\ No newline at end of file
+    - ./release.sh -ocelzLWH