Change android12-5.10 to android13-5.10

The aosp/master is using android13-5.10 for T.
The fetch_kernel.sh is for testing.

Bug: 198363484
Test: \
  development/gsi/build_with_kernel/fetch_kernel.sh && \
  development/gsi/build_with_kernel/repack_kernels.sh && \
  development/gsi/build_with_kernel/kernel_info_to_dist.sh

Change-Id: Iad16792312ba3dad8b3352534ecc3e184afc71cb
2 files changed