ANDROID: GKI: add symbols for rtmutex and mm

add some symbols for rtmutex and mm.
Mainly used to count rtmutex related performance data and set marks when joining the waiting list
- __traceiter_android_vh_rtmutex_wait_start
- __tracepoint_android_vh_rtmutex_wait_start
- __contpte_ptep_test_and_clear_young


INFO: 2 function symbol(s) added
'int __traceiter_android_vh_rtmutex_wait_start(void*, struct
    rt_mutex_base*)'
'int contpte_ptep_test_and_clear_young(struct vm_area_struct*, unsigned
    long, pte_t*)'

1 variable symbol(s) added
'struct tracepoint __tracepoint_android_vh_rtmutex_wait_start'

Bug: 346738108
Change-Id: Iac9f9f9f1e6147fa8ff063f45403076f6520e54a
Signed-off-by: huzhanyuan <huzhanyuan@oppo.com>