feat: parse postgres trigram operators

See https://www.postgresql.org/docs/current/pgtrgm.html

Fixes #1161

Author: lu-zero

crates/lib-dialects/src/postgres.rs

@@ -58,6 +58,11 @@ pub fn raw_dialect() -> Dialect {
             r#"->>|#>>|->|#>|@>|<@|\?\||\?|\?&|#-"#,
             SyntaxKind::JsonOperator
         ),
+        Matcher::regex(
+            "trgm_operator",
+            r#"%|<%|%>|<<%|%>>|<->|<<->|<->>|<<<->|<->>>"#,
+            SyntaxKind::LikeOperator
+        ),
         Matcher::string(
             "at",
             "@",