feat: Adds image attachment for help center articles (#6426)

* Added one more endpoint to attach tempfile and get logo

* Added one more endpoint to attach tempfile and get logo

* spec fixes

* Upload file for articles irrespective of the association

* Upload file for articles irrespective of the association

* Add multiple images with different keys

* feat: Adds image attachment for help center articles

* Adds validation for file upload

* Fixes space above image after adding to doc

* chore: Removed svg from file upload type

* Update app/javascript/dashboard/components/widgets/WootWriter/FullEditor.vue

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

* Update app/javascript/dashboard/components/widgets/WootWriter/FullEditor.vue

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

* Removes caption for the image

* Fixes woot prosemirror package version

* Update yarn.lock

* Update yarn.lock

---------

Co-authored-by: Tejaswini Chile <tejaswini@chatwoot.com>
Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>
Co-authored-by: iamsivin <iamsivin@gmail.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>
Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

package.json

@@ -19,7 +19,7 @@
   },
   "dependencies": {
     "@braid/vue-formulate": "^2.5.2",
-    "@chatwoot/prosemirror-schema": "https://github.com/chatwoot/prosemirror-schema.git#variable-mention",
+    "@chatwoot/prosemirror-schema": "https://github.com/chatwoot/prosemirror-schema.git",
     "@chatwoot/utils": "^0.0.10",
     "@hcaptcha/vue-hcaptcha": "^0.3.2",
     "@june-so/analytics-next": "^1.36.5",