defconfig: sdm670: remove legacy cpu freq support

The cpu freq support is moved to OSM, so remove legacy
cpu freq driver support for sdm670.

Change-Id: Idae4b4f557cda51aff916843e91b8f4a96be184a
Signed-off-by: Lingutla Chandrasekhar <clingutla@codeaurora.org>
1 file changed