* refactor: Split up machine e2e test suites
* refactor: move CreateAccount and FundAccount to testutil/e2e
* refactor: add AttestMachine to testutil/e2e
* refactor: split up asset e2e test suites
* refactor: make use of testutil in e2e dao suite
Signed-off-by: Lorenz Herzberger <lorenzherzberger@gmail.com>