doc: fix typo in /api/dns.md

PR-URL: #37312
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Zijian Liu <lxxyxzj@gmail.com>
Reviewed-By: Pooja D P <Pooja.D.P@ibm.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Harshitha K P <harshitha014@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

Author: marsonya

doc/api/dns.md

@@ -450,7 +450,7 @@ added: v15.0.0
 Uses the DNS protocol to resolve `CAA` records for the `hostname`. The
 `addresses` argument passed to the `callback` function
 will contain an array of certification authority authorization records
-available for the `hostname` (e.g. `[{critial: 0, iodef:
+available for the `hostname` (e.g. `[{critical: 0, iodef:
 'mailto:pki@example.com'}, {critical: 128, issue: 'pki.example.com'}]`).
 
 ## `dns.resolveMx(hostname, callback)`
@@ -968,7 +968,7 @@ added: v15.0.0
 Uses the DNS protocol to resolve `CAA` records for the `hostname`. On success,
 the `Promise` is resolved with an array of objects containing available
 certification authority authorization records available for the `hostname`
-(e.g. `[{critial: 0, iodef: 'mailto:pki@example.com'},{critical: 128, issue:
+(e.g. `[{critical: 0, iodef: 'mailto:pki@example.com'},{critical: 128, issue:
 'pki.example.com'}]`).
 
 ### `dnsPromises.resolveCname(hostname)`