Fix CLI exec with workflow matrix feature, where variables are not substituted.

[6543]

woodpecker-cli exec workflow-with-matrix.yaml is broken, variables are not substituted.

this sets m.Workflow at the end resets the previous set axis data

[6543]

source: https://codeberg.org/saces/woodpecker/commit/130d430d31a3e3170bfee71a86a995769a8b9c97

[woodpecker-bot]

Surge PR preview deployment was removed

[codecov]

Codecov Report

❌ Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 32.43%. Comparing base (9f9aa72) to head (74135f7).

Files with missing lines	Patch %	Lines
cli/exec/metadata.go	0.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6162      +/-   ##
==========================================
+ Coverage   32.41%   32.43%   +0.01%     
==========================================
  Files         420      420              
  Lines       28318    28318              
==========================================
+ Hits         9180     9185       +5     
+ Misses      18289    18284       -5     
  Partials      849      849              

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[6543]

lgtm from my side