move catch tests to a separate folder

src/dynamic-import/catch/nested-arrow.template

...dynamic-import/catch/nested-async-function-await.template

...-import/catch/nested-async-function-return-await.template

src/dynamic-import/catch/nested-async-function.template

src/dynamic-import/catch/nested-block-labeled.template

src/dynamic-import/catch/nested-block.template

src/dynamic-import/catch/nested-do-while.template

src/dynamic-import/catch/nested-do.template

src/dynamic-import/catch/nested-else.template

src/dynamic-import/catch/nested-function.template

src/dynamic-import/catch/nested-if.template

src/dynamic-import/catch/nested-labeled-block.template

src/dynamic-import/catch/nested-while.template

src/dynamic-import/catch/top-level.template

.../nested-arrow-import-catch-eval-rqstd-abrupt-typeerror.js

...h/nested-arrow-import-catch-eval-rqstd-abrupt-urierror.js

...sted-arrow-import-catch-instn-iee-err-ambiguous-import.js

...catch/nested-arrow-import-catch-instn-iee-err-circular.js

...atch/nested-arrow-import-catch-instn-iee-err-not-found.js

...ested-async-function-await-eval-rqstd-abrupt-typeerror.js