An experimental TypeSpec syntax for Lexicon

fix dir structure for tangled tests

packages/emitter/test/integration/lexicon-examples/output/sh/tangled/issue/closed.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/issue/closed.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/issue/comment.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/issue/comment.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/issue/issue.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/issue/issue.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/issue/open.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/issue/open.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/issue/state.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/issue/state.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/closed.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/closed.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/comment.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/comment.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/merged.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/merged.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/open.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/open.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/pull.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/pull.json
packages/emitter/test/integration/lexicon-examples/output/sh/tangled/pulls/state.json packages/emitter/test/integration/lexicon-examples/output/sh/tangled/repo/pull/state.json