Onboarding: fixes INPLAT-479 (#4460)

Author: robertomonteromiguel

utils/build/virtual_machine/weblogs/python/provision_test-app-python.yml

@@ -70,4 +70,4 @@ weblog:
           - name: copy-python-app
             local_path: lib-injection/build/docker/python/dd-lib-python-init-test-django
 
-        remote-command: export PATH="/home/datadog/.pyenv/bin:$PATH" && eval "$(pyenv init -)" && sudo sh test-app-python_run.sh
+        remote-command: sh test-app-python_run.sh

utils/build/virtual_machine/weblogs/python/test-app-python/test-app-python_run.sh

@@ -3,6 +3,8 @@ echo "START python APP"
 
 set -e
 
+export PATH="/home/datadog/.pyenv/bin:$PATH" 
+eval "$(pyenv init -)"
 # shellcheck disable=SC2035
 sudo chmod -R 755 *