fix: isolated_typecheck and transitive tsconfig deps

[jbedard]

Fix #781

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Changes are visible to end-users: yes

• Searched for relevant documentation and updated as needed: yes
• Breaking change (forces users to change their own code or config): no
• Suggested release notes appear below: yes

Include tsconfig deps when invoking tsc even when ts_project(isolated_typecheck).

Test plan

• New test cases added

[aspect-workflows]

Test

1 test target passed

Targets

//examples/tsconfig_types:test [k8-fastbuild] 46ms

Total test execution time was 46ms. 174 tests (99.4%) were fully cached saving 12s.

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