fix(types): fix bounds check in split_regex_literal (#8606)

Author: dyc3

.changeset/khaki-vans-learn.md

@@ -0,0 +1,5 @@
+---
+"@biomejs/biome": patch
+---
+
+Fixed #8563: fixed a bounds check on bogus regex literals that caused panics when doing type inference

crates/biome_js_type_info/src/local_inference.rs

@@ -2688,7 +2688,7 @@ fn split_regex_literal(token: SyntaxResult<JsSyntaxToken>) -> Option<RegexpLiter
     let literal = token.ok()?.token_text_trimmed();
     let open_index: usize = literal.find('/')? + 1;
     let close_index: usize = literal.rfind('/')?;
-    if open_index == close_index {
+    if open_index >= close_index {
         return None;
     }