Revert "Add requirements from main repo"

This reverts commit 08ac9a41

Dockerfile

@@ -2,17 +2,17 @@ FROM alpine:latest
 
 RUN set -ex \
     && apk add --virtual .build-deps build-base python3-dev libxml2-dev libxslt-dev \
-    && apk add --no-cache git curl python3 libxml2 libxslt\
+    && apk add --no-cache git python3 libxml2 libxslt\
     && python3 -m ensurepip \
     && pip3 install --upgrade pip \
-    && curl -LJO https://code.getnoc.com/noc/noc/-/raw/master/requirements.txt \
-    && pip3 install -r requirements.txt \
     && pip3 install \
     lxml==4.6.2 \
     mkdocs-material==7.3.3 \
     mkdocs-macros-plugin==0.6.0 \
     mkdocs-mermaid2-plugin==0.5.2 \
     mkdocstrings==0.16.2 \
+    cachetools \
+    atomicl \
     && apk del .build-deps
 
 WORKDIR /docs