"client device" -> "local device"

I missed, when looking that the spec has a definition for "client
device" already. Based on discussions in the WG, we want to use the
already-defined term rather than invent a new alias.

index.bs

@@ -3941,7 +3941,7 @@ Note: The {{UserVerificationRequirement}} enumeration is deliberately not refere
 <xmp class="idl">
     enum PublicKeyCredentialHints {
         "security-key",
-        "local-device",
+        "client-device",
         "hybrid",
     };
 </xmp>
@@ -3956,8 +3956,8 @@ Note: The {{PublicKeyCredentialHints}} enumeration is deliberately not reference
     :   <dfn>security-key</dfn>
     ::  Indicates that the [=[RP]=] believes that users will satisfy this request with a physical security key. For example, an enterprise [=[RP]=] may set this hint if they have issued security keys to their employees and will only accept those [=authenticators=] for [=registration ceremony|registration=] and [=authentication ceremony|authentication=]. For compatibility with older user agents, when this hint is used in {{PublicKeyCredentialCreationOptions}}, the {{AuthenticatorSelectionCriteria/authenticatorAttachment}} SHOULD be set to {{AuthenticatorAttachment/cross-platform}}.
 
-    :   <dfn>local-device</dfn>
-    ::  Indicates that the [=[RP]=] believes that users will satisfy this request with a [=platform authenticator=] attached to the local device. For compatibility with older user agents, when this hint is used in {{PublicKeyCredentialCreationOptions}}, the {{AuthenticatorSelectionCriteria/authenticatorAttachment}} SHOULD be set to {{AuthenticatorAttachment/platform}}.
+    :   <dfn>client-device</dfn>
+    ::  Indicates that the [=[RP]=] believes that users will satisfy this request with a [=platform authenticator=] attached to the [=client device=]. For compatibility with older user agents, when this hint is used in {{PublicKeyCredentialCreationOptions}}, the {{AuthenticatorSelectionCriteria/authenticatorAttachment}} SHOULD be set to {{AuthenticatorAttachment/platform}}.
 
     :   <dfn>hybrid</dfn>
     ::  Indicates that the [=[RP]=] believes that users will satisfy this request with general-purpose [=authenticators=] such as smartphones. For example, a consumer [=[RP]=] may believe that only a small fraction of their customers possesses dedicated security keys. This option also implies that the local [=platform authenticator=] should not be promoted in the UI. For compatibility with older user agents, when this hint is used in {{PublicKeyCredentialCreationOptions}}, the {{AuthenticatorSelectionCriteria/authenticatorAttachment}} SHOULD be set to {{AuthenticatorAttachment/cross-platform}}.