Switch to non-deprecated props

[christianlupus]

Topic and Scope

The title prop of the NcAppNavigationItem is deprecated and should be replaced by the name prop. This PR will do so.

Concerns/issues

None known.

Formal requirements

There are some formal requirements that should be satisfied. Please mark those by checking the corresponding box.

• I did check that the app can still be opened and does not throw any browser logs
• I created tests for newly added PHP code (check this if no PHP changes were made)
• I updated the OpenAPI specs and added an entry to the API changelog (check if API was not modified)
• I notified the matrix channel if I introduced an API change

[codecov]

Codecov Report

Merging #1893 (a92300f) into master (0ff8bcc) will not change coverage.
Report is 4 commits behind head on master.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1893   +/-   ##
=======================================
  Coverage   79.55%   79.55%           
=======================================
  Files          89       89           
  Lines        2582     2582           
=======================================
  Hits         2054     2054           
  Misses        528      528           

Flag	Coverage Δ
integration	21.99% <ø> (ø)
migration	5.84% <ø> (ø)
unittests	55.96% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

[github-actions]

Test Results

     27 files  1 242 suites   5m 32s ⏱️
   510 tests    510 ✔️ 0 💤 0 ❌
4 590 runs  4 589 ✔️ 1 💤 0 ❌

Results for commit a92300f.

[seyfeb]

LGTM