docs: update MyDEvil.net interlinks

deploy/README.md

@@ -382,9 +382,9 @@ $ export QINIU_CDN_DOMAIN="cdn.example.com"
 $ acme.sh --deploy -d example.com --deploy-hook qiniu
 ```
 
-## 14. Deploy your certificate on MyDevil.net
+## 14. Deploy your cert on MyDevil.net
 
-Once you have acme.sh installed and certificate issued (see info in [DNS API](../dnsapi/README.md)), you can install it by following command:
+Once you have acme.sh installed and certificate issued (see info in [DNS API](../dnsapi/README.md#61-use-mydevilnet)), you can install it by following command:
 
 ```sh
 acme.sh --deploy --deploy-hook mydevil -d example.com

dnsapi/README.md

@@ -1194,7 +1194,7 @@ To issue a new certificate, run:
 acme.sh --issue --dns dns_mydevil -d example.com -d *.example.com
 ```
 
-After certificate is ready, you can install it with [deploy command](../deploy/README.md).
+After certificate is ready, you can install it with [deploy command](../deploy/README.md#14-deploy-your-cert-on-mydevilnet).
 
 # Use custom API