Multiple small fixes

- Foreign functions can now have names for parameters
- Fix property renaming crash
- Properly output texture sampling calls

Parsing.jai

@@ -734,7 +734,7 @@ field_list :: (parse_state : *Parse_State, separator : Separator_Type, require_f
 		field : *AST_Node;
 		identifier := parse_state.current;
 		advance(parse_state);
-		if require_field_names {
+		if require_field_names || check(parse_state, .TOKEN_COLON) {
 			field = field_declaration(parse_state, identifier);
 		} else {
 			field = make_node(parse_state, .Unnamed_Field);