fix: incorrect permission value for EXECUTE_RELAY_CALL

[CJ42]

What kind of change does this PR introduce (bug fix, feature, docs update, ...)?

bug fix

What is the current behaviour (you can also link to an open issue here)?

The hex literal for permission EXECUTE_RELAY_CALL is incorrect. IT has an extra 4.

What is the new behaviour (if this is a feature change)?

Put the write bytes32 hex value for permission EXECUTE_RELAY_CALL.

Other information:

[codecov-commenter]

Codecov Report

Merging #327 (55b8f5e) into develop (9f1b5fd) will not change coverage.
The diff coverage is n/a.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

@@           Coverage Diff            @@
##           develop     #327   +/-   ##
========================================
  Coverage    83.89%   83.89%           
========================================
  Files           18       18           
  Lines         1124     1124           
  Branches       252      252           
========================================
  Hits           943      943           
  Misses          97       97           
  Partials        84       84           

Files	Coverage Δ
src/constants/constants.ts	100.00% <ø> (ø)