windows: use abspath in convert.bzr
We replace `os.path.abspath` with `util.abspath`. This should solve more "drive
capitalization" issue on Windows.
Differential Revision: https://phab.mercurial-scm.org/D11069
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2