Fix listing all projects

[maciaszczykm]

What this PR does / why we need it:

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #2826

Special notes for your reviewer:

Release note:

Fixed issue with listing all projects if one of them had no owner set.

[kubermatic-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: maciaszczykm

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• OWNERS [maciaszczykm]

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[maciaszczykm]

/assign @floreks

[codecov]

Codecov Report

Merging #2848 (f8c7801) into master (f9494c0) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #2848   +/-   ##
=======================================
  Coverage   52.35%   52.35%           
=======================================
  Files         234      234           
  Lines        8188     8188           
  Branches      939      940    +1     
=======================================
  Hits         4287     4287           
  Misses       3898     3898           
  Partials        3        3           

Impacted Files	Coverage Δ
src/app/project/project.component.ts	69.26% <100.00%> (ø)

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[maciaszczykm]

/retest

[floreks]

/lgtm

[kubermatic-bot]

LGTM label has been added.

Git tree hash: be52ce9321ec5c17d00981530b615c56a5d326a5