Update pip and setuptools in scripts/initenv.sh

This is to support Debian 11 which ships setuptools
that do not support `-e` without setup.py

cmdeploy/src/cmdeploy/nginx/nginx.conf.j2

@@ -58,19 +58,8 @@ http {
 		}
 
 		# Old URL for compatibility with e.g. printed QR codes.
-		#
-		# Copy-paste instead of redirect to /new
-		# because Delta Chat core does not follow redirects.
-		#
-		# Redirects are only for browsers.
 		location /cgi-bin/newemail.py {
-			if ($request_method = GET) {
-				return 301 dcaccount:https://{{ config.domain_name }}/new;
-			}
-
-			fastcgi_pass unix:/run/fcgiwrap.socket;
-			include /etc/nginx/fastcgi_params;
-			fastcgi_param SCRIPT_FILENAME /usr/lib/cgi-bin/newemail.py;
+			return 301 /new;
 		}
 	}
 

scripts/initenv.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-python3 -m venv venv
+python3 -m venv --upgrade-deps venv
 
 venv/bin/pip install -e chatmaild 
 venv/bin/pip install -e cmdeploy