Remove prepare-release.yml (#55893) (#55895)

(cherry picked from commit 46037cff56)

Co-authored-by: Dimitris Sotirakis <dimitrios.sotirakis@grafana.com>

.github/workflows/bump-version.yml

@@ -3,12 +3,12 @@ on:
   workflow_dispatch:
     inputs:
       version:
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch or major.minor.patch-beta<number> format. example: 7.4.3 or 7.4.3-beta1'
         required: true
-        default: '7.x.x'
   workflow_call:
     inputs:
       version_call:
-        description: Needs to match, exactly, the name of a version
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch or major.minor.patch-beta<number> format. example: 7.4.3 or 7.4.3-beta1'
         required: true
         type: string
     secrets:

.github/workflows/prepare-release.yml

@@ -1,23 +0,0 @@
-name: Prepare release
-on:
-  workflow_dispatch:
-    inputs:
-      version_input:
-        description: 'The version to be released please respect: major.minor.patch or major.minor.patch-beta<number> format. example: 7.4.3 or 7.4.3-beta1'
-        required: true
-jobs:
-  call-bump-version:
-    uses: grafana/grafana/.github/workflows/bump-version.yml@main
-    with:
-      version_call: ${{ github.event.inputs.version_input }}
-    secrets:
-      token: ${{ secrets.GH_BOT_ACCESS_TOKEN }}
-      metricsWriteAPIKey: ${{ secrets.GRAFANA_MISC_STATS_API_KEY }}
-  call-update-changelog:
-    uses: grafana/grafana/.github/workflows/update-changelog.yml@main
-    with:
-      version_call: ${{ github.event.inputs.version_input }}
-    secrets:
-      token: ${{ secrets.GH_BOT_ACCESS_TOKEN }}
-      metricsWriteAPIKey: ${{ secrets.GRAFANA_MISC_STATS_API_KEY }}
-    needs: call-bump-version

.github/workflows/update-changelog.yml

@@ -4,11 +4,11 @@ on:
     inputs:
       version:
         required: true
-        description: Needs to match, exactly, the name of a milestone
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch or major.minor.patch-beta<number> format. example: 7.4.3 or 7.4.3-beta1'
   workflow_call:
     inputs:
       version_call:
-        description: Needs to match, exactly, the name of a milestone
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch or major.minor.patch-beta<number> format. example: 7.4.3 or 7.4.3-beta1'
         required: true
         type: string
     secrets: