STIR/SHAKEN: Fix typos in stir_shaken.conf file

Author: gtjoseph

docs/Deployment/STIR-SHAKEN/stir_shaken.conf

@@ -132,7 +132,7 @@ with their certificate authority certificate.  You should give the CA
 certificate to any recipients who expect to receive calls from you
 although this has probably already been done by the issuing authority.
 
-The "id" of this object MUST be a canonicalized telephone nmumber which
+The "id" of this object MUST be a canonicalized telephone number which
 starts with a country code.  The only valid characters are the numbers
 0-9, '#' and '*'.
 
@@ -413,7 +413,7 @@ Must be set to "profile"
 
 Default: none
 
--- endpoint_behhavior--------------------------------------------------
+-- endpoint_behavior--------------------------------------------------
 Actions to be performed for endpoints referencing this profile.
 Must be one of:
 - off -