Warn user to send a password if the privatekey is password protected (#53360) (#53527)

* Warn user to send a password if the privatekey is password protected on openssl_cert and openssl_csr docs 

Co-Authored-By: johnwesley <johnwesley@users.noreply.github.com>

lib/ansible/modules/crypto/openssl_certificate.py

@@ -72,6 +72,7 @@ options:
     privatekey_passphrase:
         description:
             - The passphrase for the I(privatekey_path).
+            - This is required if the private key is password protected.
 
     selfsigned_version:
         default: 3

lib/ansible/modules/crypto/openssl_csr.py

@@ -41,11 +41,12 @@ options:
     privatekey_path:
         required: true
         description:
-            - Path to the privatekey to use when signing the certificate signing request
+            - The path to the private key to use when signing the certificate signing request.
     privatekey_passphrase:
         required: false
         description:
-            - The passphrase for the privatekey.
+            - The passphrase for the private key.
+            - This is required if the private key is password protected.
     version:
         required: false
         default: 1

lib/ansible/modules/crypto/openssl_publickey.py

@@ -56,7 +56,7 @@ options:
     privatekey_passphrase:
         required: false
         description:
-            - The passphrase for the privatekey.
+            - The passphrase for the private key.
         version_added: "2.4"
 extends_documentation_fragment: files
 '''