[clang] #101784 part 2: fix error handling of TranslationUnit.reparse (PR #102410)

[Jannick Kremer via cfe-commits]

================
@@ -161,7 +161,34 @@ class TranslationUnitLoadError(Exception):
     FIXME: Make libclang expose additional error information in this scenario.
----------------
DeinAlptraum wrote:

I would say your change resolves the `FIXME` here. Thanks for expanding this to the `create`/`parse` functions as well!

https://github.com/llvm/llvm-project/pull/102410