Calico felix - Fix jinja2 boolean condition (#4348)

* Fix jinja2 boolean condition

* Convert all felix variable to booleans instead.

roles/network_plugin/calico/defaults/main.yml

@@ -35,10 +35,10 @@ calicoctl_memory_requests: 32M
 calicoctl_cpu_requests: 250m
 
 # Enable Prometheus Metrics endpoint for felix
-calico_felix_prometheusmetricsenabled: "false"
+calico_felix_prometheusmetricsenabled: false
 calico_felix_prometheusmetricsport: 9091
-calico_felix_prometheusgometricsenabled: "true"
-calico_felix_prometheusprocessmetricsenabled: "true"
+calico_felix_prometheusgometricsenabled: true
+calico_felix_prometheusprocessmetricsenabled: true
 
 ### check latest version https://github.com/projectcalico/calico-upgrade/releases
 calico_upgrade_enabled: true