ANDROID: GKI: arm64: gki_defconfig: remove qcom,rpmh-rsc driver

It can be compiled as a module. So, do that instead.

Change-Id: I3f0bf1a2d16cba80bc8bff4a5acc07c3bf5768f9
Signed-off-by: Will McVicker <willmcvicker@google.com>
Bug: 133440650
Test: compile, verify the ABI has been updated accordingly
Test: verify the module loads on reference device