Adjust booleans in net tools, web infrastructure, and clustering modules. (#5159) (#5173)

(cherry picked from commit 7533f9ac26)

Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/modules/net_tools/cloudflare_dns.py

@@ -84,7 +84,7 @@ options:
     description:
     - Proxy through Cloudflare network or just use DNS.
     type: bool
-    default: no
+    default: false
   record:
     description:
     - Record to add.
@@ -206,7 +206,7 @@ EXAMPLES = r'''
     zone: example.net
     type: CNAME
     value: example.com
-    proxied: yes
+    proxied: true
     account_email: test@example.com
     account_api_key: dummyapitoken
     state: present