test(bitcoin-only): skip Maya-only memo coverage

Author: BitHighlander

tests/test_msg_mayachain_signtx.py

@@ -240,6 +240,7 @@ def test_mayachain_sign_tx_memos(self):
         signs, and each signature is bound to its exact memo bytes — a memo
         substitution changes the sign-doc digest and fails verification."""
         self.requires_firmware("7.9.1")
+        self.requires_fullFeature()
         self.setup_mnemonic_nopin_nopassphrase()
 
         memos = [