Make cpufreq_boost_trigger_state() return error when boost isn't supported
by any policy.

Changelog:

v2:

 - change the error to -EOPNOTSUPP
 - remove the comment and blank line
 - split the optimization into another patch

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Discussions of previous version:
v1: https://lore.kernel.org/all/20251126031916.3641176-1-zhenglifeng1@huawei.com/

Lifeng Zheng (2):
  cpufreq: Return -EOPNOTSUPP if no policy is boost supported
  cpufreq: cpufreq_boost_trigger_state() optimization

 drivers/cpufreq/cpufreq.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

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2.33.0