CR-1137720 : Update values for AIE_trace_settings.start_type

[IshitaGhosh]

Problem solved by the commit

The following new values were suggested for AIE_trace_settings.start_type configuration [AIE_trace_settings] start_type = time|iteration|kernel_event0 "time" will be the default.

Risks (if any) associated the changes in the commit

What has been tested and how, request additional testing if necessary

Tests with "start_type" configuration need to be updated

Documentation impact (if any)

The specification has been updated

[gbuildx]

Build Failed! :(

[salindac]

retest this please

[gbuildx]

Build Passed!