Fix TypeError in Profiler

[come-nc]

• Resolves: TypeError: is_file(): Argument #1 ($filename) must be of type string, SplFileInfo given in /var/www/html/lib/private/Profiler/FileProfilerStorage.php:103 profiler#194

Summary

Fixes a TypeError in the profiler

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[come-nc]

/backport to stable26

[come-nc]

/backport to stable25

[come-nc]

/backport to stable24

[backportbot-nextcloud]

The backport to stable24 failed. Please do this backport manually.

# Switch to the target branch and update it
git checkout stable24
git pull origin/stable24

# Create the new backport branch
git checkout -b fix/foo-stable24

# Cherry pick the change from the commit sha1 of the change against the default branch
# This might cause conflicts. Resolve them.
git cherry-pick abc123

# Push the cherry pick commit to the remote repository and open a pull request
git push origin fix/foo-stable24

More info at https://docs.nextcloud.com/server/latest/developer_manual/getting_started/development_process.html#manual-backport