chore: update goreleaser to v2 (#533)

Signed-off-by: James Hillyerd <james@hillyerd.com>

.github/workflows/release.yml

@@ -6,7 +6,7 @@ on:
       - main
     tags:
       - 'v*'
-  pull_request:
+  workflow_dispatch:
 
 jobs:
   release:
@@ -40,14 +40,16 @@ jobs:
         uses: goreleaser/goreleaser-action@v6
         if: "!startsWith(github.ref, 'refs/tags/v')"
         with:
-          version: latest
+          distribution: goreleaser
+          version: "~> v2"
           args: release --snapshot
 
       - name: Build and publish release
         uses: goreleaser/goreleaser-action@v6
         if: "startsWith(github.ref, 'refs/tags/v')"
         with:
-          version: latest
+          distribution: goreleaser
+          version: "~> v2"
           args: release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

@@ -1,3 +1,4 @@
+version: 2 # goreleaser version
 project_name: inbucket
 
 release: