[full] Python: No longer install deprecated Python 2 (Pyenv)

Author: jankeromnes

full/Dockerfile

@@ -213,10 +213,8 @@ RUN curl -fsSL https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-ins
         echo 'eval "$(pyenv init -)"'; \
         echo 'eval "$(pyenv virtualenv-init -)"'; } >> /home/gitpod/.bashrc.d/60-python \
     && pyenv update \
-    && pyenv install 2.7.18 \
     && pyenv install 3.8.6 \
-    && pyenv global 3.8.6 2.7.18 \
-    && python2 -m pip install --upgrade pip \
+    && pyenv global 3.8.6 \
     && python3 -m pip install --upgrade pip \
     && python3 -m pip install --upgrade \
         setuptools wheel virtualenv pipenv pylint rope flake8 \