Log Message:
tree-sitter-bash: update to 0.20.5.

0.20.5

    Replace non-JSON-standard single-quotes with double-quotes in binding.gyp by \ 
@nordlow in #240
    Fixes by @amaanq in #245

0.20.4

not documented

0.20.3

    fix: heredocs with many trailing file redirects by @ahlinc in #197
    fix: don't expose \n rule anchors as visible anonymous nodes by @ahlinc in #198
    fix: restore missed redirect field by @ahlinc in #200
    fix: alias simple_heredoc_body to heredoc_body by @ahlinc in #201