fix command not found with an apt update

README.md

@@ -50,3 +50,4 @@ vagrant provision
 s4uC3
 * https://raymii.org/s/
 * (firefox add ons) https://addons.mozilla.org/fr/firefox/addon/calomel-ssl-validation/
+* https://blogs.msdn.microsoft.com/benjaminperkins/2014/05/05/make-your-own-ssl-certificate-for-testing-and-learning/

provision.sh

+# STEP 0
+sudo apt-get update
+
 # STEP 1 - install d'apache
 sudo apt-get -y install apache2