Made expandable content a separate component #13420

All 1 205 tests pass in 3m 39s

1 files ±0 135 suites ±0 3m 39s ⏱️ ±0s
1 205 tests ±0 1 205 ✅ ±0 0 💤 ±0 0 ❌ ±0
1 227 runs ±0 1 227 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit 213d78a. ± Comparison against earlier commit 6c30127.