fix: always use the node displayname prop

[susnux]

It will fallback to basename anyways but will fix usage in public shares where the displayname is the real name but the basename is the share token.
Also fixes end-to-end encryption ui.

[susnux]

/backport to stable6

[codecov]

Codecov Report

❌ Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 45.43%. Comparing base (e0b63a2) to head (5f99e20).
⚠️ Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/filepicker-builder.ts	0.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2179   +/-   ##
=======================================
  Coverage   45.43%   45.43%           
=======================================
  Files          15       15           
  Lines         438      438           
  Branches       85       84    -1     
=======================================
  Hits          199      199           
- Misses        210      211    +1     
+ Partials       29       28    -1     

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[backportbot]

The backport to stable6 failed. Please do this backport manually.

# Switch to the target branch and update it
git checkout stable6
git pull origin stable6

# Create the new backport branch
git checkout -b backport/2179/stable6

# Cherry pick the change from the commit sha1 of the change against the default branch
# This might cause conflicts, resolve them
git cherry-pick 5f99e206

# Push the cherry pick commit to the remote repository and open a pull request
git push origin backport/2179/stable6

Error: Failed to check for changes with origin/stable6: No changes found in backport branch

---

Learn more about backports at https://docs.nextcloud.com/server/stable/go.php?to=developer-backports.

[susnux]

/backport to stable6

[backportbot]

The backport to stable6 failed. Please do this backport manually.

# Switch to the target branch and update it
git checkout stable6
git pull origin stable6

# Create the new backport branch
git checkout -b backport/2179/stable6

# Cherry pick the change from the commit sha1 of the change against the default branch
# This might cause conflicts, resolve them
git cherry-pick 5f99e206

# Push the cherry pick commit to the remote repository and open a pull request
git push origin backport/2179/stable6

Error: Failed to check for changes with origin/stable6: No changes found in backport branch

---

Learn more about backports at https://docs.nextcloud.com/server/stable/go.php?to=developer-backports.