use configured git author in scaffolder actions

Co-authored-by: Himanshu Mishra <himanshu@orkohunter.net>
Signed-off-by: Chase Rutherford-Jenkins <chaseajen@users.noreply.github.com>

plugins/scaffolder-backend/config.d.ts

@@ -17,6 +17,15 @@
 export interface Config {
   /** Configuration options for the scaffolder plugin */
   scaffolder?: {
+    git?: {
+      /**
+       * The commit author info used when new components are created.
+       */
+      author?: {
+        name?: string;
+        email?: string;
+      };
+    };
     github?: {
       [key: string]: string;
       /**