Introduce AppEventsCleanup to cleanup old events

[#62823112]
Delete app usage events older than 31 days

* Currently hardcoded to 31 days in job

[#62482050]

Signed-off-by: Aram Price <aprice@pivotallabs.com>
Inject prune threshold into AppUsageEventCleanup job

[#62482050]

Signed-off-by: Aram Price <aprice@pivotallabs.com>
Schedule to clean up old app events.

[#62823112]

Signed-off-by: Abhijit Hiremagalur <abhi@pivotallabs.com>
Make AppUsageEventsCleanup and AppEventsCleanup consistent

[#62823112]

Signed-off-by: Abhijit Hiremagalur <abhi@pivotallabs.com>
Reorganize specs by job

[#62823112]

Signed-off-by: Abhijit Hiremagalur <abhi@pivotallabs.com>