KEP-3998: Job success/completion policy (#4062)

* KEP-3998: Job success/completion policy

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Fix nits

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* If SuccessPolicy is null, the SuccessCriteriaMet isn't added to the Job

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Add the optional second alpha stage for Job whenCriterionAchived and CronJob ForbidUntilJobSuccessful

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Update history

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Rephrase 'version skew strategy'

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Add TODO to sections that we should be done befre promoting to beta

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Add the possibility of increasing consumed resources

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Move unresolved sections to the future work section

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Update enablement/disablement tests

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

* Update the definition of the Complete condition

Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

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Signed-off-by: Yuki Iwai <yuki.iwai.tz@gmail.com>

keps/prod-readiness/sig-apps/3998.yaml

@@ -0,0 +1,3 @@
+kep-number: 3998
+alpha:
+  approver: "@wojtek-t"