python/trezorctl: add aliases for firmware-update

python/CHANGELOG.md

@@ -13,6 +13,8 @@ _At the moment, the project does **not** adhere to [Semantic Versioning](https:/
 
 - `trezorctl set unsafe-prompts` controls the new "unsafe prompts" feature.  [#1126]
 - `trezorctl btc get-address` can create multisig addresses.
+- the following commands are now equivalent in trezorctl: `firmware-update`, `firmware-upgrade`,
+  `update-firmware`, `upgrade-firmware`
 
 ### Changed
 

python/src/trezorlib/cli/trezorctl.py

@@ -76,6 +76,10 @@ COMMAND_ALIASES = {
     "xrp": ripple.cli,
     "xlm": stellar.cli,
     "xtz": tezos.cli,
+    # firmware-update aliases:
+    "update-firmware": firmware.firmware_update,
+    "upgrade-firmware": firmware.firmware_update,
+    "firmware-upgrade": firmware.firmware_update,
 }