Fix dockerfile to reference proper apks, remove pip3's pyopenssl.

dockerfile

@@ -7,13 +7,12 @@ RUN apk update
 RUN apk add \
 	python3 \ 
 	python-dev \
-	py-cryptography
+	py-cryptography \
+	py3-openssl
 
 RUN python3 -m pip install --upgrade pip \
 	&& pip3 install requests \
-	&& pip3 install whois \
+	&& pip3 install whois
-	&& pip3 install pyopenssl
-
 
 COPY ./ ./