Revert "Workaround for SIP bug"

This reverts commit ad2c721.

@probonopd: please do not add stuff to the plugin that isn't needed by
all Python-based AppImages. This is pure bloat, and in our case can be
considered "untrusted source".

Author: TheAssassin

linuxdeploy-plugin-conda.sh

@@ -82,12 +82,6 @@ bash "$TMPDIR"/Miniconda3-latest-Linux-x86_64.sh -b -p "$APPDIR"/usr/conda -f
 # activate environment
 . "$APPDIR"/usr/conda/bin/activate
 
-# Workaround for SIP bug
-# https://github.com/wbsoft/python-poppler-qt5/issues/14#issuecomment-432259057
-wget -c https://www.riverbankcomputing.com/hg/sip/raw-file/tip/sipdistutils.py
-mv sipdistutils.py $(readlink -f "$APPDIR"/usr/conda/lib/python*/site-packages/ | head -n 1)
-
-
 # conda-forge is used by many conda packages, therefore we'll add that channel by default
 conda config --add channels conda-forge