Fix: open list lit for fill value

[FogDong]

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

Description of your changes

Fixes #

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: 67.88% // Head: 24.38% // Decreases project coverage by -43.50% ⚠️

Coverage data is based on head (d784fd7) compared to base (a7b9c55).
Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##             main      #87       +/-   ##
===========================================
- Coverage   67.88%   24.38%   -43.51%     
===========================================
  Files          45       41        -4     
  Lines        4039     3715      -324     
===========================================
- Hits         2742      906     -1836     
- Misses        940     2598     +1658     
+ Partials      357      211      -146     

Flag	Coverage Δ
e2etests	24.38% <0.00%> (-0.03%)	⬇️
unit-test	?

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

Impacted Files	Coverage Δ
pkg/cue/model/sets/operation.go	0.00% <0.00%> (-74.39%)	⬇️
pkg/cue/model/sets/utils.go	13.85% <ø> (-58.88%)	⬇️
pkg/cue/model/value/value.go	45.61% <0.00%> (-33.98%)	⬇️
pkg/backup/interface.go	0.00% <0.00%> (-83.34%)	⬇️
api/condition/condition.go	10.38% <0.00%> (-81.82%)	⬇️
pkg/cue/utils.go	0.00% <0.00%> (-80.00%)	⬇️
pkg/cue/model/instance.go	0.00% <0.00%> (-75.00%)	⬇️
pkg/providers/email/send.go	7.01% <0.00%> (-73.69%)	⬇️
pkg/providers/http/ratelimiter/ratelimiter.go	30.00% <0.00%> (-70.00%)	⬇️
... and 29 more

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