Remove commented out code

Co-authored-by: Tom Dohrmann <[email protected]>

Author: phil-opp

bios/boot_sector/src/main.rs

@@ -30,9 +30,7 @@ pub extern "C" fn first_stage(disk_number: u16) {
     // read partition table and look for second stage partition
     print_char(b'1');
     let partition_table = &unsafe { slice::from_raw_parts(partition_table_raw(), 16 * 4) };
-    let second_stage_partition =
-        // mbr::boot_partition(partition_table).unwrap_or_fail(NO_SECOND_STAGE_PARTITION);
-        mbr::get_partition(partition_table, 0);
+    let second_stage_partition = mbr::get_partition(partition_table, 0);
 
     // load second stage partition into memory
     print_char(b'2');