azurerm_application_insights - fix crash when read for DataVolumeCap is nil

[jackofallops]

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Change Log

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• azurerm_application_insights - fix crash when read for DataVolumeCap is nil

This is a (please select all that apply):

• Bug Fix
• New Feature (ie adding a service, resource, or data source)
• Enhancement
• Breaking Change

Related Issue(s)

Fixes #27341

[mbfrahry]

LGTM!