FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/metro-source-map/src/Consumer/positionMath.js

@@ -0,0 +1,28 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true,
+});
+exports.shiftPositionByOffset = shiftPositionByOffset;
+exports.subtractOffsetFromPosition = subtractOffsetFromPosition;
+var _ob = require("ob1");
+function shiftPositionByOffset(pos, offset) {
+  return {
+    ...pos,
+    line: pos.line != null ? (0, _ob.add)(pos.line, offset.lines) : null,
+    column:
+      pos.column != null ? (0, _ob.add)(pos.column, offset.columns) : null,
+  };
+}
+function subtractOffsetFromPosition(pos, offset) {
+  if (pos.line === (0, _ob.add1)(offset.lines)) {
+    return shiftPositionByOffset(pos, {
+      lines: (0, _ob.neg)(offset.lines),
+      columns: (0, _ob.neg)(offset.columns),
+    });
+  }
+  return shiftPositionByOffset(pos, {
+    lines: (0, _ob.neg)(offset.lines),
+    columns: (0, _ob.add0)(0),
+  });
+}