revert: Remove cozyFromPouch guard

This guard has been added to handle documents with no `meta.rev` but
since we added a check on `_rev` (in addition to `meta.rev`) to trigger
the persistence, then we don't need this guard anymore

This replies to #1486 (comment)

Related commit: b797eb3
Related commit: 62290ed

packages/cozy-client/src/CozyClient.js

@@ -1152,7 +1152,7 @@ client.query(Q('io.cozy.bills'))`)
    * @returns {Promise<void>}
    */
   async persistVirtualDocument(document, enforce) {
-    if (!document || document.cozyLocalOnly || document.cozyFromPouch) {
+    if (!document || document.cozyLocalOnly) {
       return
     }
 

packages/cozy-client/src/types.js

@@ -436,7 +436,6 @@ import { QueryDefinition } from './queries/dsl'
  * @property {CozyMetadata} [cozyMetadata] - Cozy Metadata
  * @property {CozyClientDocumentMeta} [meta] - Pouch Metadata
  * @property {boolean} [cozyLocalOnly] - When true the document should NOT be replicated to the remote database
- * @property {boolean} [cozyFromPouch] - When true the document has been retrieved from a local PouchDB
  */
 
 /**

packages/cozy-pouch-link/src/CozyPouchLink.spec.js

@@ -453,7 +453,6 @@ describe('CozyPouchLink', () => {
             _id: '1',
             _rev: '1-deadbeef',
             _type: 'io.cozy.todos',
-            cozyFromPouch: true,
             done: false,
             id: '1',
             label: 'Buy bread',

packages/cozy-pouch-link/src/jsonapi.js

@@ -15,7 +15,6 @@ export const normalizeDoc = (doc, doctype, client) => {
     _id: id,
     _rev,
     _type: doctype,
-    cozyFromPouch: true,
     relationships: {
       ...relationships,
       referenced_by

packages/cozy-pouch-link/src/jsonapi.spec.js

@@ -49,7 +49,6 @@ describe('doc normalization', () => {
       id: 1234,
       _rev: '4-cffee',
       _type: 'io.cozy.contacts',
-      cozyFromPouch: true,
       firstName: 'Bobba',
       lastName: 'Fett',
       relationships: {