Move more UART-based keyboards to use timeout correctly. (#17329)

Co-authored-by: Tomasz Janeczko <tomasz.j@hey.com>

keyboards/redox_w/matrix.c

@@ -34,7 +34,7 @@ bool matrix_scan_custom(matrix_row_t current_matrix[]) {
     //trust the external keystates entirely, erase the last data
     uint8_t uart_data[11] = {0};
 
-    //there are 14 bytes corresponding to 14 columns, and an end byte
+    //there are 10 bytes corresponding to 10 columns, and then an end byte
     for (uint8_t i = 0; i < 11; i++) {
         //wait for the serial data, timeout if it's been too long
         //this only happened in testing with a loose wire, but does no