(chore): Use default SCOOP_BRANCH in workflows

Author: z-Fng

.github/workflows/ci.yml

@@ -29,7 +29,6 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           repository: ScoopInstaller/Scoop
-          ref: 'develop'
           path: 'scoop_core'
       - name: Install and cache test dependencies
         uses: potatoqualitee/psmodulecache@ee5e9494714abf56f6efbfa51527b2aec5c761b8 # v6.2.1

.github/workflows/excavator.yml

@@ -20,4 +20,3 @@ jobs:
         uses: ScoopInstaller/GithubActions@5bceeda181721d9d10a18fdcc3ddca6f33467ae6 # v3.0.0
         env:
           SKIP_UPDATED: 1
-          SCOOP_BRANCH: develop

.github/workflows/issues.yml

@@ -19,5 +19,3 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Run Issue Handler
         uses: ScoopInstaller/GithubActions@5bceeda181721d9d10a18fdcc3ddca6f33467ae6 # v3.0.0
-        env:
-          SCOOP_BRANCH: develop

.github/workflows/pull_request.yml

@@ -20,5 +20,3 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Run Pull Request Handler
         uses: ScoopInstaller/GithubActions@5bceeda181721d9d10a18fdcc3ddca6f33467ae6 # v3.0.0
-        env:
-          SCOOP_BRANCH: develop