[Auth] Re-add import Foundation in SecureTokenService.swift (#14920)

andrewheard · web-flow · commit e58e322f2ca7 · 2025-05-30T15:42:53.000-04:00
diff --git a/FirebaseAuth/Sources/Swift/SystemService/SecureTokenService.swift b/FirebaseAuth/Sources/Swift/SystemService/SecureTokenService.swift
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 import FirebaseCoreInternal
+import Foundation
 
 private let kFiveMinutes = 5 * 60.0
 
