RPP: Fix maximum call stack when loading enhanced trace

Also add Developer Resources panel to rehydrated entrypoint, for
visibility of source map loads

Bug: 427455148
Change-Id: I1901a2d3daeb5fd4b9def4a45540105704c6d218
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6991449
Reviewed-by: Connor Clark <[email protected]>
Commit-Queue: Connor Clark <[email protected]>
Auto-Submit: Paul Irish <[email protected]>

Author: paulirish