Add is_declared_as_dep to functionalize checking whether a tool's c…#810

nathanjmcdougall merged 1 commit intomainusethis-python/usethis-python:mainfrom

808-create-a-new-tool-method-to-functionalize-whether-a-tool-is-declared-as-a-dependencyusethis-python/usethis-python:808-create-a-new-tool-method-to-functionalize-whether-a-tool-is-declared-as-a-dependencyCopy head branch name to clipboard