Add ARM instruction to get started guide

[nanikjava]

Issue : #306

ARM instruction are now added inside the doc. Below is screenshot how it looks like based on the PR changes.

[nanikjava]

To run mkdocs using Docker following is the Dockerfile

FROM python:3.9
COPY ./mkdocs.yml/ /
COPY ./docs/ /mkdocs/
COPY ./docs/ /docs/
COPY ./CONTRIBUTING.md /
COPY ./CODE_OF_CONDUCT.md /
COPY ./LICENSE /
COPY ./MAINTAINERS /
WORKDIR /
RUN pip install mkdocs
RUN pip install mkdocs-material-extensions
EXPOSE 8080
CMD ["mkdocs", "serve","-f","mkdocs.yml","-a","0.0.0.0:8080"]
# mkdocs serve -f mkdocs.yml

Build the Dockerfile with the command

docker build -t mkdocs:latest .

and to run it

docker run -p 8888:8080  mkdocs:latest

[stefanprodan]

Can please remove the hint under production, one ARM reference is enough.

[nanikjava]

Can please remove the hint under production, one ARM reference is enough.

@stefanprodan done

[stefanprodan]

LGTM

Thanks @nanikjava

[nanikjava]

@stefanprodan do you mind adding the label `hacktoberfest-accepted' ? thank you.