Update dependencies

optional-requirements.txt

@@ -6,7 +6,7 @@ python-olm>=3,<4
 unpaddedbase64>=1,<3
 
 #/metrics
-prometheus_client>=0.6,<0.16
+prometheus_client>=0.6,<0.17
 
 #/proxy
 pysocks

requirements.txt

@@ -4,7 +4,7 @@ commonmark>=0.8,<0.10
 aiohttp>=3,<4
 yarl>=1,<2
 attrs>=20.1
-mautrix>=0.19.2,<0.20
+mautrix>=0.19.3,<0.20
 asyncpg>=0.20,<0.28
 pycryptodome>=3,<4
 paho-mqtt>=1.5,<2