Add AfterCaseLabel for clang-format-10

Clang-format-10 has a different default for case labels; add this to
keep the current format.

Change-Id: I7ffd6c6fbe72c7cc365690c81b7f2e1f3d31b338
Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com>
1 file changed