Fix undefined index in store user control last fetch date
What does this MR do?
Fixed bug caused by !893 (merged)
Visiting a store as orga/amb or having an empty store causes an index ouf of bounce error.
https://sentry.io/organizations/foodsharing-ev/issues/1106443970
How confident are you it won't break things if deployed?
Works fine locally
Links to related issues
Checklist
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added a test, or explain why one is not needed/possible... -
no unrelated changes -
asked someone for a code review -
joined #foodsharing-beta channel at https://slackin.yunity.org -
added an entry to CHANGELOG.md (description, merge request link, username(s))