[DEVOPS-1388] Dockerize the DB Migrator Utility (#2936)

* Remove unused workflow

* Add dockerfile for MsSqlMigratorUtility

* Change cmd

* Fix dockerfile param

.github/workflows/build-migrator-cli.yml

@@ -1,14 +0,0 @@
----
-name: Build Migrator CLI
-
-on:
-  workflow_dispatch:
-
-jobs:
-
-  stub:
-    name: Stub
-    runs-on: ubuntu-22.04
-    steps:
-      - name: Stub
-        run: echo "Stub"

.github/workflows/build.yml

@@ -126,6 +126,9 @@ jobs:
           - project_name: Scim
             base_path: ./bitwarden_license/src
             dotnet: true
+          - project_name: MsSqlMigratorUtility
+            base_path: ./util
+            dotnet: true
     steps:
       - name: Checkout repo
         uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c # v3.3.0
@@ -246,6 +249,10 @@ jobs:
             base_path: ./src
             docker_repos: [bitwardenprod.azurecr.io, bitwardenqa.azurecr.io]
             dotnet: true
+          - project_name: MsSqlMigratorUtility
+            base_path: ./util
+            docker_repos: [bitwardenprod.azurecr.io, bitwardenqa.azurecr.io]
+            dotnet: true
     steps:
       - name: Checkout repo
         uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c # v3.3.0