* Added detail to targets.mdx around target type in relation to whether using injected credentials, i.e. setting type to ssh or tcp
* Update website/content/docs/concepts/domain-model/targets.mdx
* Update website/content/docs/concepts/domain-model/targets.mdx
* docs: Update target type info, add requirements
* docs: Revise SSH credential text
* docs: Clarify reference to SSH
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Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>