ci: added forcetypeassert, misspell, and paralleltest lint rules

[austinvalle]

contributes to:

• https://github.com/hashicorp/terraform-providers-devex-internal/issues/102
• https://github.com/hashicorp/terraform-providers-devex-internal/issues/83
• https://github.com/hashicorp/terraform-providers-devex-internal/issues/126

Notes

• deadcode and varcheck linters are deprecated in golangci-lint in favor of unused

 $ golangci-lint run
WARN [runner] The linter 'deadcode' is deprecated (since v1.49.0) due to: The owner seems to have abandoned the linter.  Replaced by unused. 
WARN [runner] The linter 'varcheck' is deprecated (since v1.49.0) due to: The owner seems to have abandoned the linter.  Replaced by unused. 

[bflad]

Looks good to me 🚀 (not too concerned with the test lintignore)

[austinvalle]

Looks good to me 🚀 (not too concerned with the test lintignore)

I added paralleltest to this PR as well 🚀

[github-actions]

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