Vendor publish-release CI action

This replaces `marvinpinto/action-automatic-releases`, which hasn't been
updated since Jan 29 2022.

.github/actions/github-release/action.yml

@@ -0,0 +1,17 @@
+# yaml-language-server: $schema=https://json.schemastore.org/github-action.json
+
+name: "Create GitHub Release"
+description: "Creates GitHub releases"
+inputs:
+  type:
+    description: "Type of the release"
+    required: true
+  token:
+    description: "GitHub access token"
+    required: true
+  files:
+    description: "Newline-separated list of the files to upload"
+    required: false
+runs:
+  using: "node16"
+  main: ./bootstrap.cjs