Revert "Reset matrix-js-sdk back to develop branch"

This reverts commit 35a6f4bb56.

package.json

@@ -94,7 +94,7 @@
     "maplibre-gl": "^1.15.2",
     "matrix-encrypt-attachment": "^1.0.3",
     "matrix-events-sdk": "^0.0.1-beta.7",
-    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
+    "matrix-js-sdk": "19.2.0-rc.1",
     "matrix-widget-api": "^0.1.0-beta.18",
     "minimist": "^1.2.5",
     "opus-recorder": "^8.0.3",