fix: sanic dependencies for tests

Author: WilliamBergamin

requirements/adapter.txt

@@ -14,7 +14,7 @@ Flask>=1,<4
 Werkzeug>=2,<4
 pyramid>=1,<3
 sanic>=20,<21; python_version=="3.6"
-sanic>=21,<24; python_version>"3.6" and python_version<="3.8"
+sanic>=21,<23; python_version>"3.6" and python_version<="3.8"
 sanic>=21,<26; python_version>"3.8"
 starlette>=0.19.1,<1
 tornado>=6,<7