[OP-19966] Fix 500 when creating working hours with a nil weekday - #24773

[OP-19966] Fix 500 when creating working hours with a nil weekday#24773

jtauschl wants to merge 2 commits into

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jtauschl:fix/user-working-hours-nil-weekday-crashjtauschl/openproject:fix/user-working-hours-nil-weekday-crashCopy head branch name to clipboard