ANDROID: KMI: hrtimers: move out hrtimer csd

the upstream patch has added a new csd in hrtimer_cpu_base, which
breaks the KMI. To meet the requiremnt, this patch moves the csd
to a new per cpu variable.

Bug: 392352128
Fixes: 93dbe573e36b ("BACKPORT: FROMGIT: hrtimers: Force migrate away hrtimers queued after CPUHP_AP_HRTIMERS_DYING")
Change-Id: I70d25f46770574fc027302c1dfed0605613d948e
Signed-off-by: Zhu Kaiqian <zhukaiqian@xiaomi.com>