Add new change password api

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/account/AccountAPI.kt

@@ -36,4 +36,8 @@ internal interface AccountAPI {
      */
     @POST(NetworkConstants.URI_API_PREFIX_PATH_R0 + "account/deactivate")
     suspend fun deactivate(@Body params: DeactivateAccountParams)
+
+    //Added to handle reAuth uia stages
+    @POST(NetworkConstants.URI_API_PREFIX_PATH_R0 + "account/auth")
+    suspend fun changePasswordUIA(@Body params: ChangePasswordUIAParams)
 }