linux-firmware: update HrP2/CcP2 fw to Core57

Core56 renames the iwlwifi firmware files for HrP2/CcP2 to -60.ucode.
Update the filenames in the ebuild.

BUG=b:172642303
TEST=build with tryjob
TEST=test_that ${DUT} suite:wifi_{matfunc,stress}

Cq-Depend: chromium:2521922
Cq-Depend: chromium:2524300
Cq-Depend: chromium:2526986
Cq-Depend: chromium:2524301
Cq-Depend: chromium:2528097
Change-Id: Ic1961098a5e574cf2ea65b47e6b61d11f64a4844
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2524241
Reviewed-by: Nicolas Norvez <norvez@chromium.org>
Commit-Queue: Billy Zhao <billyzhao@chromium.org>
Tested-by: Billy Zhao <billyzhao@chromium.org>
1 file changed