Fix psalm cache dir + Update composer deps

[vjik]

Q	A
Is bugfix?	✔️
New feature?	❌
Breaks BC?	❌
Fix #259

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 77.22%. Comparing base (071422a) to head (2db029f).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##             master     #260   +/-   ##
=========================================
  Coverage     77.22%   77.22%           
  Complexity       52       52           
=========================================
  Files            16       16           
  Lines           180      180           
=========================================
  Hits            139      139           
  Misses           41       41           

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