python/python3-django: Install bash-completion file to system dir

python/python3-django/python3-django.SlackBuild

@@ -83,9 +83,9 @@ find -L . \
 python3 setup.py install --root=$PKG
 
 # Install bash completion file
-mkdir -p $PKG/etc/bash_completion.d
-install -D -m0744 extras/${SRCNAM}_bash_completion \
-    $PKG/etc/bash_completion.d/${SRCNAM}_bash_completion
+mkdir -p $PKG/usr/share/bash-completion/completions
+install -D -m0644 extras/${SRCNAM}_bash_completion \
+    $PKG/usr/share/bash-completion/completions/${SRCNAM}
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a AUTHORS CONTRIBUTING.rst INSTALL LICENSE README.rst \