[CI skip] Removed URL checker

.github/workflows/url-checker.yml

@@ -1,23 +0,0 @@
-name: URL Validator
-
-on:
-  push:
-    branches:
-    - master
-
-jobs:
-  check:
-
-    name: URL Checker
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: URL-checker
-      uses: SuperKogito/URLs-checker@0.2.2
-      with:
-        git_path: https://github.com/Slimefun/Slimefun4
-        file_types: .md,.java,.yml
-        print_all: false
-        retry_count: 2
-        ## These URLs will always be correct, even if their services may be offline right now
-        white_listed_patterns: http://textures.minecraft.net/texture/,https://pastebin.com/,https://www.spigotmc.org/threads/spigot-bungeecord-1-16-1.447405/#post-3852349,https://gitlocalize.com/repo/3841