bash: Don't treat raw_string as bracket (#29617)

Closes #29222

Release Notes:

- Fixed a crash when inputting `ciq` in vim mode inside of a raw string
in a bash file

Co-authored-by: Conrad <conrad@zed.dev>
Co-authored-by: Anthony <anthony@zed.dev>

crates/languages/src/bash/brackets.scm

@@ -3,4 +3,3 @@
 ("{" @open "}" @close)
 ("\"" @open "\"" @close)
 ("`" @open "`" @close)
-((raw_string) @open @close)