Update deprecation notices

Change-Id: I6db0a10249b2212add3ff4bb2598b03cae2bff55
Signed-off-by: Giorgio Arena <giorgio.arena@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5098
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/runtime/NEON/functions/NEThreshold.h b/arm_compute/runtime/NEON/functions/NEThreshold.h
index 9860abf..443571f 100644
--- a/arm_compute/runtime/NEON/functions/NEThreshold.h
+++ b/arm_compute/runtime/NEON/functions/NEThreshold.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 Arm Limited.
+ * Copyright (c) 2016-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -46,19 +46,6 @@
 public:
     /** Initialise the function's source, destination, thresholds and threshold type
      *
-     * @param[in]  input       First tensor input. Data type supported: U8.
-     * @param[out] output      Output tensor. Data type supported: U8.
-     * @param[in]  threshold   Threshold. If upper threshold is specified, this will be used as the lower threshold
-     * @param[in]  false_value Value to assign when the condition is false
-     * @param[in]  true_value  value to assign when the condition is true
-     * @param[in]  type        Thresholding type. Can either be BINARY or RANGE.
-     * @param[in]  upper       Upper threshold. Only used with RANGE thresholding
-     */
-    ARM_COMPUTE_DEPRECATED_REL(20.08)
-    void configure(const ITensor *input, ITensor *output, uint8_t threshold, uint8_t false_value = 0, uint8_t true_value = 0,
-                   ThresholdType type = ThresholdType::BINARY, uint8_t upper = 0);
-    /** Initialise the function's source, destination, thresholds and threshold type
-     *
      * @param[in]  input  First tensor input. Data type supported: U8.
      * @param[out] output Output tensor. Data type supported: U8.
      * @param[in]  info   Threshold descriptor
diff --git a/arm_compute/runtime/NEON/functions/NEWarpAffine.h b/arm_compute/runtime/NEON/functions/NEWarpAffine.h
index 0aedb87..c83a3ce 100644
--- a/arm_compute/runtime/NEON/functions/NEWarpAffine.h
+++ b/arm_compute/runtime/NEON/functions/NEWarpAffine.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 Arm Limited.
+ * Copyright (c) 2016-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -35,7 +35,7 @@
 
 /** Basic function to run @ref NEWarpAffineKernel
  *
- * @deprecated This function is deprecated and will be removed in release 20.02
+ * @deprecated This function is deprecated and will be removed in release 21.05
  *
 */
 class NEWarpAffine : public INESimpleFunction