Update typings for actions/checkout@v7

typings/actions/checkout/metadata.yml

@@ -4,3 +4,4 @@
 - "v4"
 - "v5"
 - "v6"
+- "v7"

typings/actions/checkout/v7/action-types.yml

@@ -0,0 +1,52 @@
+# See https://github.com/typesafegithub/github-actions-typing
+inputs:
+  repository:
+    type: string
+  ref:
+    type: string
+  token:
+    type: string
+  ssh-key:
+    type: string
+  ssh-known-hosts:
+    type: string
+  ssh-strict:
+    type: boolean
+  persist-credentials:
+    type: boolean
+  path:
+    type: string
+  clean:
+    type: boolean
+  fetch-depth:
+    type: integer
+    named-values:
+      Infinite: 0
+  show-progress:
+    type: boolean
+  lfs:
+    type: boolean
+  submodules:
+    type: boolean
+  set-safe-directory:
+    type: boolean
+  github-server-url:
+    type: string
+  sparse-checkout:
+    type: boolean
+  sparse-checkout-cone-mode:
+    type: boolean
+  fetch-tags:
+    type: boolean
+  ssh-user:
+    type: string
+  filter:
+    type: string
+  allow-unsafe-pr-checkout:
+    type: boolean
+
+outputs:
+  ref:
+    type: string
+  commit:
+    type: string