Fix Blockscout version in pre-release workflow

.github/workflows/prerelease.yml

@@ -50,7 +50,7 @@ jobs:
             AMPLITUDE_URL=
             AMPLITUDE_API_KEY=
             CACHE_ADDRESS_WITH_BALANCES_UPDATE_INTERVAL=
-            BLOCKSCOUT_VERSION=v${{ env.RELEASE_VERSION }}-alpha
+            BLOCKSCOUT_VERSION=v${{ env.RELEASE_VERSION }}-alpha.${{ inputs.number }}
             RELEASE_VERSION=${{ env.RELEASE_VERSION }}
 
       - name: Build & Push Docker image for Shibarium
@@ -72,6 +72,6 @@ jobs:
             CACHE_TOTAL_GAS_USAGE_COUNTER_ENABLED=
             ADMIN_PANEL_ENABLED=false
             CACHE_ADDRESS_WITH_BALANCES_UPDATE_INTERVAL=
-            BLOCKSCOUT_VERSION=v${{ env.RELEASE_VERSION }}-beta.+commit.${{ env.SHORT_SHA }}
+            BLOCKSCOUT_VERSION=v${{ env.RELEASE_VERSION }}-alpha.${{ inputs.number }}
             RELEASE_VERSION=${{ env.RELEASE_VERSION }}
             CHAIN_TYPE=shibarium