cpufreq: Don't unnecessarily call set_boost()

The policy specific boost value may already be set correctly in
cpufreq_boost_trigger_state(), don't update it again unnecessarily.

Reviewed-by: Lifeng Zheng <zhenglifeng1@huawei.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://patch.msgid.link/3003fbdcc1850128fe7fb653d7ddb8afc4d66170.1745511526.git.viresh.kumar@linaro.org


Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>