Update elixir.yml

Author: allixender

.github/workflows/elixir.yml

@@ -6,10 +6,11 @@
 name: Elixir CI
 
 on:
-  push:
-    branches: [ "main" ]
+  push
+  
   pull_request:
-    branches: [ "main" ]
+    types:
+      - opened
 
 permissions:
   contents: read
@@ -23,7 +24,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Elixir
-      uses: erlef/setup-beam@v1.16.0
+      uses: erlef/setup-beam@v1
       with:
         elixir-version: '1.18.2' # [Required] Define the Elixir version
         otp-version: '27.0'      # [Required] Define the Erlang/OTP version