add state parameter to route53 module

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route53 module state parameter is required (https://docs.ansible.com/ansible/latest/modules/route53_module.html#parameters), so the example is not working out of the box in ansible.

Required state parameters has been introduced in commit 698fa37a44 (698fa37a44)

+label: docsite_pr

lib/ansible/modules/crypto/acme/acme_certificate.py

@@ -233,6 +233,7 @@ EXAMPLES = R'''
 #     record: "{{ sample_com_challenge.challenge_data['sample.com']['dns-01'].record }}"
 #     type: TXT
 #     ttl: 60
+#     state: present
 #     # Note: route53 requires TXT entries to be enclosed in quotes
 #     value: "{{ sample_com_challenge.challenge_data['sample.com']['dns-01'].resource_value }}"
 #     when: sample_com_challenge is changed
@@ -244,6 +245,7 @@ EXAMPLES = R'''
 #     record: "{{ item.key }}"
 #     type: TXT
 #     ttl: 60
+#     state: present
 #     # Note: item.value is a list of TXT entries, and route53
 #     # requires every entry to be enclosed in quotes
 #     value: "{{ item.value | map('regex_replace', '^(.*)$', '\'\\1\'' ) | list }}"