disable cron CI run, github disables CI when unchanged for too long (#44)

* disable cron CI run, github disables CI when unchanged for too long

* cleanup other CI schedule checks

Author: mjheilmann

.github/workflows/ci.yml

@@ -7,8 +7,6 @@ on:
   push:
     branches:
       - main
-  schedule:
-    - cron: "0 6 * * 1"
 
 env:
   MIX_ENV: test
@@ -17,7 +15,6 @@ jobs:
   validate_1_13:
     name: Validate PR against 1.13
     runs-on: ubuntu-latest
-    if: github.event.schedule != '0 6 * * 1'
     steps:
       - uses: actions/checkout@v4
 
@@ -49,7 +46,6 @@ jobs:
   validate_1_14:
     name: Validate PR against 1.14
     runs-on: ubuntu-latest
-    if: github.event.schedule != '0 6 * * 1'
     steps:
       - uses: actions/checkout@v4
 
@@ -82,7 +78,6 @@ jobs:
   validate_1_15:
     name: Validate PR against 1.15
     runs-on: ubuntu-latest
-    if: github.event.schedule != '0 6 * * 1'
     steps:
       - uses: actions/checkout@v4
 
@@ -148,7 +143,6 @@ jobs:
   validate_unlocked:
     name: Validate Code With Unlocked Dependencies
     runs-on: ubuntu-latest
-    if: github.event.schedule == '0 6 * * 1'
     steps:
       - uses: actions/checkout@v4