chore: replace pnpm/action-setup with a step-security maintained one

[PavelSBorisov]

Description

pnpm/action-setup has to be replaced with a variant maintained by step-security in all workflows utilizing the action.

Related Issues

• Closes chore: Replace pnpm/action-setup with one maintained by step-security #821

[github-actions]

Wallet Snap Unit Test Results

193 tests  ±0   193 ✅ ±0   1m 36s ⏱️ -2s
  7 suites ±0     0 💤 ±0 
  1 files   ±0     0 ❌ ±0 

Results for commit 0dee5d6. ± Comparison against base commit c8e94d6.

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.00% (target: -1.00%)	✅ ∅

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (c8e94d6)	960	457	47.60%
Head commit (0dee5d6)	960 (+0)	457 (+0)	47.60% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#822)	0	0	∅ (not applicable)

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.23%. Comparing base (c8e94d6) to head (0dee5d6).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #822   +/-   ##
=======================================
  Coverage   49.23%   49.23%           
=======================================
  Files          12       12           
  Lines        1312     1312           
  Branches      454      454           
=======================================
  Hits          646      646           
  Misses        618      618           
  Partials       48       48           

[san-est]

LGTM