fix pipfile.lock and update dependencies.

requirements.txt

@@ -5,34 +5,35 @@ bech32==1.2.0
 bitstring==3.1.7
 blinker==1.4
 brotli==1.0.9
-cerberus==1.3.2
+cerberus==1.3.3
 certifi==2020.12.5
 click==7.1.2
 ecdsa==0.16.1
-environs==9.3.1
+embit==0.2.1
+environs==9.3.2
 h11==0.12.0
 h2==4.0.0
 hpack==4.0.0
 httpcore==0.12.3
-httpx==0.16.1
+httpx==0.17.1
 hypercorn==0.11.2
 hyperframe==6.0.0
 idna==3.1
 itsdangerous==1.1.0
 jinja2==2.11.3
-lnurl==0.3.5
+lnurl==0.3.6
 markupsafe==1.1.1
-marshmallow==3.10.0
+marshmallow==3.11.1
 outcome==1.1.0
 priority==1.3.0
-pydantic==1.8
+pydantic==1.8.1
 pypng==0.0.20
 pyqrcode==1.2.1
 pyscss==1.3.7
-python-dotenv==0.15.0
+python-dotenv==0.17.0
 quart==0.14.1
 quart-compress==0.2.1
-quart-cors==0.3.0
+quart-cors==0.4.0
 quart-trio==0.7.0
 represent==1.6.0.post0
 rfc3986==1.4.0
@@ -48,4 +49,3 @@ trio==0.16.0
 typing-extensions==3.7.4.3
 werkzeug==1.0.1
 wsproto==1.0.0
-embit==0.2.1