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/lib0/prng/Xorshift32.d.ts

@@ -0,0 +1,21 @@
+/**
+ * Xorshift32 is a very simple but elegang PRNG with a period of `2^32-1`.
+ */
+export class Xorshift32 {
+    /**
+     * @param {number} seed Unsigned 32 bit number
+     */
+    constructor(seed: number);
+    seed: number;
+    /**
+     * @type {number}
+     */
+    _state: number;
+    /**
+     * Generate a random signed integer.
+     *
+     * @return {Number} A 32 bit signed integer.
+     */
+    next(): number;
+}
+//# sourceMappingURL=Xorshift32.d.ts.map