[reboot] Remove INIT_VIEW from event check (sonic-net#7995)

What is the motivation for this PR?
Reboot TC failed with error "Event INIT_VIEW was found 0 times, when expected exactly 1 times"

How did you do it?
Remove INIT_VIEW check

How did you verify/test it?
Run fast/warm reboot. TC passed

Any platform specific information?
SONiC Software Version: SONiC.202211_RC9.2-243f8ce9b

Author: SavchukRomanLv

tests/common/fixtures/advanced_reboot.py

@@ -625,7 +625,6 @@ def __setupRebootOper(self, rebootOper):
 
         event_counters = {
             "SAI_CREATE_SWITCH": 1,
-            "INIT_VIEW": 1,
             "APPLY_VIEW": 1,
             "LAG_READY": len(self.mgFacts["minigraph_portchannels"]),
             "PORT_READY": len(self.mgFacts["minigraph_ports"]) - down_ports,

tests/platform_tests/reboot_timing_constants.py

@@ -3,7 +3,6 @@
 REQUIRED_PATTERNS = {
     "time_span": [
         "SAI_CREATE_SWITCH",
-        "INIT_VIEW",
         "APPLY_VIEW"
     ],
     "offset_from_kexec": [