ui/packages/profile/Table: Check functionname for empty string

[metalmatze]

Turns out the function names are actually empty strings here and not null.
Checking for null probably doesn't hurt, so I left that in too.

[alwaysmeticulous]

✅ Meticulous spotted zero visual differences across 288 screens tested: view results.

_{Last updated for commit 47214d8. This comment will update as new commits are pushed.}