cpufreq: interactive: init default values at compile time

Change-Id: Ia4966e949a6c24c34fdbd4a6e522cd7c37e4108e
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Git-Commit: 24942b269cc29f249b7e137f7a37c92c487e5a39
Git-Repo: https://android.googlesource.com/kernel/common/
Signed-off-by: Dilip Gudlur <dgudlur@codeaurora.org>