Deny api v1 because docker tries to fall back

Signed-off-by: Patrick Uiterwijk <puiterwijk@redhat.com>

roles/httpd/reverseproxy/templates/reversepassproxy.candidate-registry.conf

@@ -6,6 +6,11 @@ ProxyPreserveHost On
 ProxyPass {{ localpath }} {{ proxyurl }}{{remotepath}}
 ProxyPassReverse {{ localpath }} {{ proxyurl }}{{remotepath}}
 
+# No more v1
+<Location /v1/>
+  Require all denied
+</Location>
+
 # We require auth on /v2/ exactly to make sure that docker realizes it needs to
 # send a username/password.
 <Location /v2/>