feat: update the init and stack create scaffolding templates

[liu-hm19]

What type of PR is this?

/kind feature

What this PR does / why we need it:

This PR updates the scaffolding templates for kusion init and kusion stack create.

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?

Additional documentation e.g., design docs, usage docs, etc.:

[coveralls]

Pull Request Test Coverage Report for Build 9398566889

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 10 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-0.05%) to 54.324%

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Files with Coverage Reduction	New Missed Lines	%
pkg/engine/operation/parser/parser.go	3	79.27%
pkg/cmd/destroy/destroy.go	7	49.82%

Totals
Change from base Build 9398270454:	-0.05%
Covered Lines:	9096
Relevant Lines:	16744

---

💛 - Coveralls

[SparkYuan]

lgtm