feat: add getalby wallet as funding source (#2086)

* initial scaffolding, methods for getalby wallet
* Add getAlby to docs and i18n
* update alby wallet methods
* change names from GetAlbyWallet to AlbyWallet
* remove unused variables in AlbyFundingSource in settings.py
* rename getalby.py to alby.py
* fix method auth and status
* resolve rolznz commented issues
* rename ALBY_API_KEY to ALBY_ACCESS_TOKEN
* fix desc hash in create_invoice

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Co-authored-by: Pavol Rusnak <pavol@rusnak.io>
Co-authored-by: dni ⚡ <office@dnilabs.com>

lnbits/wallets/__init__.py

@@ -7,6 +7,7 @@ from lnbits.nodes import set_node_class
 from lnbits.settings import settings
 from lnbits.wallets.base import Wallet
 
+from .alby import AlbyWallet
 from .cliche import ClicheWallet
 from .corelightning import CoreLightningWallet