chore: update wording

Author: russellwheatley

FirebaseSwiftUI/FirebaseAuthSwiftUI/Sources/Services/AuthService.swift

@@ -29,7 +29,8 @@ public protocol AuthProviderUI {
 
 public protocol PhoneAuthProviderSwift: AuthProviderSwift {
   @MainActor func verifyPhoneNumber(phoneNumber: String) async throws -> String
-  @MainActor func createAuthCredential(verificationId: String, verificationCode: String) async throws -> AuthCredential
+  @MainActor func createAuthCredential(verificationId: String,
+                                       verificationCode: String) async throws -> AuthCredential
 }
 
 public enum AuthenticationState {
@@ -109,7 +110,10 @@ public final class AuthService {
   public init(configuration: AuthConfiguration = AuthConfiguration(), auth: Auth = Auth.auth()) {
     self.auth = auth
     self.configuration = configuration
-    string = StringUtils(bundle: configuration.customStringsBundle ?? Bundle.module, languageCode: configuration.languageCode)
+    string = StringUtils(
+      bundle: configuration.customStringsBundle ?? Bundle.module,
+      languageCode: configuration.languageCode
+    )
     listenerManager = AuthListenerManager(auth: auth, authEnvironment: self)
     FirebaseApp.registerLibrary("firebase-ui-ios", withVersion: FirebaseAuthSwiftUIVersion.version)
   }
@@ -428,18 +432,18 @@ public extension AuthService {
           .invalidEmailLink("email address is missing from app storage. Is this the same device?")
       }
       let urlString = url.absoluteString
-      
-      // Extract the actual auth link from Firebase Dynamic Link
-      guard let dynamicLink = CommonUtils.getQueryParamValue(from: urlString, paramName: "link") else {
+
+      guard let originalLink = CommonUtils.getQueryParamValue(from: urlString, paramName: "link")
+      else {
         throw AuthServiceError
-          .invalidEmailLink("Dynamic Link 'link' parameter is missing from the email link URL")
+          .invalidEmailLink("'link' parameter is missing from the email link URL")
       }
-      
-      guard let link = dynamicLink.removingPercentEncoding else {
+
+      guard let link = originalLink.removingPercentEncoding else {
         throw AuthServiceError
           .invalidEmailLink("Failed to decode Link URL")
       }
-      
+
       guard let continueUrl = CommonUtils.getQueryParamValue(from: link, paramName: "continueUrl")
       else {
         throw AuthServiceError