[lldb] Convert assertTrue(a == b) to assertEqual(a, b)

Convert `assertTrue(a == b)` to `assertEqual(a, b)` to produce better failure messages.

These were mostly done via regex search & replace, with some manual fixes.

Differential Revision: https://reviews.llvm.org/D95813

GitOrigin-RevId: 619e2e095fb1cd1e60b745cf1a10af9f67a4cd41
55 files changed