Chore: update workflow version to fix panic

[FogDong]

Signed-off-by: FogDong dongtianxin.tx@alibaba-inc.com

Description of your changes

Update workflow version to fix panic.

What's Changed
[Backport release-0.3] Fix: fix panic when workflow is skipped by @FogDong in kubevela/workflow#124

Ref: https://github.com/kubevela/workflow/releases/tag/v0.3.6

I have:

• Read and followed KubeVela's contribution process.
• Related Docs updated properly. In a new feature or configuration option, an update to the documentation is necessary.
• Run make reviewable to ensure this PR is ready for review.
• Added backport release-x.y labels to auto-backport this PR if necessary.

How has this code been tested

Special notes for your reviewer

[codecov]

Codecov Report

Base: 60.54% // Head: 59.69% // Decreases project coverage by -0.86% ⚠️

Coverage data is based on head (7877c2a) compared to base (ac721a1).
Patch has no changes to coverable lines.

Additional details and impacted files

@@               Coverage Diff               @@
##           release-1.6    #5391      +/-   ##
===============================================
- Coverage        60.54%   59.69%   -0.86%     
===============================================
  Files              304      299       -5     
  Lines            33409    33266     -143     
===============================================
- Hits             20229    19858     -371     
- Misses           10385    10700     +315     
+ Partials          2795     2708      -87     

Flag	Coverage Δ
apiserver-e2etests	35.78% <ø> (-0.01%)	⬇️
apiserver-unittests	37.20% <ø> (-0.01%)	⬇️
core-unittests	55.23% <ø> (-0.04%)	⬇️
e2e-multicluster-test	?
e2e-rollout-tests	20.24% <ø> (+0.02%)	⬆️
e2etests	25.93% <ø> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/controller/utils/actions.go	0.00% <0.00%> (-80.00%)	⬇️
pkg/auth/identity.go	6.12% <0.00%> (-69.39%)	⬇️
pkg/resourcetracker/tree.go	17.89% <0.00%> (-55.27%)	⬇️
pkg/policy/envbinding/placement.go	35.00% <0.00%> (-55.00%)	⬇️
pkg/auth/kubeconfig.go	0.00% <0.00%> (-54.43%)	⬇️
pkg/oam/auxiliary.go	30.00% <0.00%> (-53.34%)	⬇️
pkg/utils/file.go	25.00% <0.00%> (-30.77%)	⬇️
pkg/auth/privileges.go	36.50% <0.00%> (-30.42%)	⬇️
pkg/utils/strings.go	44.30% <0.00%> (-27.85%)	⬇️
pkg/utils/system/system.go	6.66% <0.00%> (-26.67%)	⬇️
... and 63 more

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