imgtool: Enable ed25519 getpub tests

Enable previously ignored getpub tests for ed25519

Signed-off-by: Rustam Ismayilov <[email protected]>
Change-Id: I84ebfb535e246bfe5dedd2acc6090a9b10e91103

Author: rustammendel

scripts/tests/conftest.py

@@ -27,12 +27,6 @@
     "tests/test_keys.py::TestGetPriv::test_getpriv_with_password[pkcs8-rsa-2048]",
     "tests/test_keys.py::TestGetPriv::test_getpriv_with_password[pkcs8-rsa-3072]",
     "tests/test_keys.py::TestGetPriv::test_getpriv_with_password[pkcs8-ed25519]",
-    # 'Ed25519' object has no attribute 'get_public_pem'
-    "tests/test_keys.py::TestGetPub::test_getpub[pem-ed25519]",
-    "tests/test_keys.py::TestGetPub::test_getpub_with_encoding[pem-ed25519]",
-    "tests/test_keys.py::TestGetPub::test_getpub_no_outfile[pem-ed25519]",
-    "tests/test_keys.py::TestLoading::test_load_key_public[pem-ed25519]",
-    "tests/test_keys.py::TestLoading::test_load_key_public_with_password[pem-ed25519]",
 }