Remove internal build workflow configuration

.gitea/workflows/build_internal.yaml

@@ -1,39 +0,0 @@
-on:
-  workflow_call:
-    inputs:
-      dotnet-version:
-        required: false
-        default: "9.0.x"
-        description: "The .NET version to setup for the build"
-        type: string
-      dotnet-target:
-        required: false
-        default: "net9.0"
-        description: "The .NET target to set for JPRM"
-        type: string
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
-
-      - name: Setup .NET
-        uses: actions/setup-dotnet@2016bd2012dba4e32de620c46fe006a3ac9f0602 # v5.0.1
-        with:
-          dotnet-version: "${{ inputs.dotnet-version }}"
-
-      - name: Build Jellyfin Plugin
-        uses: oddstr13/jellyfin-plugin-repository-manager@9497a0a499416cc572ed2e07a391d9f943a37b4d # v1.1.1
-        id: jprm
-        with:
-          dotnet-target: "${{ inputs.dotnet-target }}"
-
-      - name: Upload Artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6
-        with:
-          name: build-artifact
-          retention-days: 30
-          if-no-files-found: error
-          path: ${{ steps.jprm.outputs.artifact }}