LibWeb: Mark Fetch::collect_an_http_quoted_string() [[nodiscard]]

Author: https://github.com/linusg
Commit: 9d60010b44
Pull-request: https://github.com/SerenityOS/serenity/pull/14568
Reviewed-by: https://github.com/trflynn89 ✅

Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP.h

@@ -25,6 +25,6 @@ enum class HttpQuotedStringExtractValue {
     Yes,
 };
 
-String collect_an_http_quoted_string(GenericLexer& lexer, HttpQuotedStringExtractValue extract_value = HttpQuotedStringExtractValue::No);
+[[nodiscard]] String collect_an_http_quoted_string(GenericLexer& lexer, HttpQuotedStringExtractValue extract_value = HttpQuotedStringExtractValue::No);
 
 }