Revert "Run special assertion if editor.debugFindMaxLineLength is true"

This reverts commit 60375007e777dfa26c1b471cf2cc20459fc8f3dc.
Revert "Upgrade to bracket-matcher@0.48"

This reverts commit 3360d8500f66ce895fbc57a61dc7ca0ef06e5063.
Revert "Update lines for line insertions/removals preceding rendered row range"

This reverts commit a4ed02c3c5cd2653cffb8cc882fabfc61d9b744a.