chore: correct typos and markdown

[tenthirtyam]

Summary

Technical Debt:

• Correct misspellings and grammar.
• Correct version of Go in README.md to match go.mod.
• Correct markdownlint issues in CHANGELOG.md.

Testing

> make generate
2024/03/01 22:55:03 Copying "docs" to ".docs/"
2024/03/01 22:55:03 Replacing @include '...' calls in .docs/
Compiling MDX docs in '.docs' to Markdown in '.web-docs'...

> make build   

> make test 
?       github.com/hashicorp/packer-plugin-vsphere      [no test files]
?       github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/common/testing       [no test files]
?       github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/examples/driver      [no test files]
?       github.com/hashicorp/packer-plugin-vsphere/version      [no test files]
ok      github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/clone        1.744s
ok      github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/common       2.671s
ok      github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/driver       5.534s
ok      github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/iso  1.387s
ok      github.com/hashicorp/packer-plugin-vsphere/builder/vsphere/supervisor   4.190s
ok      github.com/hashicorp/packer-plugin-vsphere/post-processor/vsphere       1.295s
ok      github.com/hashicorp/packer-plugin-vsphere/post-processor/vsphere-template      1.615s
``

[nywilken]

Wow - Thank you!