Revert "Plugins: Add module hash field to plugin model" (#116211)

* Revert "Plugins: Add module hash field to plugin model (#116119)"

This reverts commit aa9b587cc1.

* trigger

* trigger

pkg/services/pluginsintegration/pluginassets/testdata/module-hash-valid-nested/plugin.json

@@ -0,0 +1,15 @@
+{
+  "type": "app",
+  "name": "Test",
+  "id": "test-app",
+  "backend": true,
+  "executable": "test",
+  "state": "alpha",
+  "info": {
+    "version": "1.0.0",
+    "description": "Test",
+    "author": {
+      "name": "Giuseppe Guerra"
+    }
+  }
+}