Add new interval options to optimizing-pr-creation-version-updates.md (#38275)

Co-authored-by: Sharra-writes <sharra-writes@github.com>

Author: imnasnainaec

content/code-security/dependabot/dependabot-version-updates/optimizing-pr-creation-version-updates.md

@@ -27,7 +27,7 @@ There are a couple of customization options you can implement to optimize {% dat
 
 ## Controlling the frequency and timings of dependency updates
 
-{% data variables.product.prodname_dependabot %} runs its checks for version updates at a frequency set by you in the configuration file (where the required field, `schedule.interval`, must be set to `daily`, `weekly`, or `monthly`).
+{% data variables.product.prodname_dependabot %} runs its checks for version updates at a frequency set by you in the configuration file, where the required field, `schedule.interval`, must be set to `daily`, `weekly`, `monthly`, `quarterly`, `semiannually`, `yearly`, or `cron` (see [cronjob](/code-security/dependabot/working-with-dependabot/dependabot-options-reference#cronjob)).
 
 By default, {% data variables.product.prodname_dependabot %} balances its workload by assigning a random time to check and raise pull requests for dependency updates.