feat(bootstrap): static ips and default ntp/dns servers (#1618)

bootstrap/templates/kubernetes/bootstrap/talos/patches/global/dns.yaml.j2

@@ -0,0 +1,6 @@
+machine:
+  network:
+    nameservers:
+      #% for item in bootstrap_dns_servers | default(["1.1.1.1","1.0.0.1"], true) %#
+      - #{ item }#
+      #% endfor %#

bootstrap/templates/kubernetes/bootstrap/talos/patches/global/ntp.yaml.j2

@@ -0,0 +1,7 @@
+machine:
+  time:
+    disabled: false
+    servers:
+      #% for item in bootstrap_ntp_servers | default(["time.cloudflare.com"], true) %#
+      - #{ item }#
+      #% endfor %#