chore: release 1.2.15 [skip ci]

Author: aws-amplify-ops

Sources/FaceLiveness/Utilities/UserAgent.swift

@@ -10,7 +10,7 @@ import InternalAmplifyCredentials
 
 struct UserAgentValues {
 
-    static let libVersion = "1.2.14"
+    static let libVersion = "1.2.15"
     static let libName = "amplify-ui-swift-face-liveness"
 
     let amplifyVersion: String