Add more Github Actions (#6530)

Renames "build_servers.yml" to "build_servers_gcc.yml"
Removed Pre-Renewal and Renewal from GCC compilation
Added an action for Pre-Renewal and Renewal
Added an action for VIP
Added an action for different packet versions
Added MSVS build
Changed some make server to make all
Added master building
Disabled LTO by default
Added some missing override declarations
Added Clang building
Disabled Clang 12 and 13 for the time being

Thanks to @aleos89 and @Akkarinage for their help and input.

.github/workflows/npc_db_validation.yml

@@ -6,6 +6,9 @@ name: Validate NPC Scripts and DB Changes
 
 on:
   push:
+    branches:
+      - master
+  pull_request:
     paths:
       # Always trigger all Github Actions if an action or something CI related was changed
       - '.github/workflows/**'