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/src/runtime/CL/functions/CLThreshold.cpp b/src/runtime/CL/functions/CLThreshold.cpp
index 901cfd8..70bc3b9 100644
--- a/src/runtime/CL/functions/CLThreshold.cpp
+++ b/src/runtime/CL/functions/CLThreshold.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 Arm Limited.
+ * Copyright (c) 2016-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -29,11 +29,6 @@
 
 namespace arm_compute
 {
-void CLThreshold::configure(const ICLTensor *input, ICLTensor *output, uint8_t threshold, uint8_t false_value, uint8_t true_value, ThresholdType type, uint8_t upper)
-{
-    configure(CLKernelLibrary::get().get_compile_context(), input, output, ThresholdKernelInfo(threshold, false_value, true_value, type, upper));
-}
-
 void CLThreshold::configure(const ICLTensor *input, ICLTensor *output, const ThresholdKernelInfo &info)
 {
     configure(CLKernelLibrary::get().get_compile_context(), input, output, info);
diff --git a/src/runtime/CPP/CPPScheduler.cpp b/src/runtime/CPP/CPPScheduler.cpp
index 73e26ac..a26b580 100644
--- a/src/runtime/CPP/CPPScheduler.cpp
+++ b/src/runtime/CPP/CPPScheduler.cpp
@@ -273,7 +273,7 @@
 };
 
 /*
- * This singleton has been deprecated and will be removed in the next release
+ * This singleton has been deprecated and will be removed in future releases
  */
 CPPScheduler &CPPScheduler::get()
 {
diff --git a/src/runtime/GLES_COMPUTE/functions/GCScale.cpp b/src/runtime/GLES_COMPUTE/functions/GCScale.cpp
index 720006f..225bb41 100644
--- a/src/runtime/GLES_COMPUTE/functions/GCScale.cpp
+++ b/src/runtime/GLES_COMPUTE/functions/GCScale.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 Arm Limited.
+ * Copyright (c) 2016-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -30,12 +30,6 @@
 
 namespace arm_compute
 {
-void GCScale::configure(IGCTensor *input, IGCTensor *output, InterpolationPolicy policy, BorderMode border_mode, PixelValue constant_border_value, SamplingPolicy sampling_policy, bool use_padding,
-                        bool align_corners)
-{
-    configure(input, output, ScaleKernelInfo{ policy, border_mode, constant_border_value, sampling_policy, use_padding, align_corners });
-}
-
 void GCScale::configure(IGCTensor *input, IGCTensor *output, const ScaleKernelInfo &info)
 {
     auto k = std::make_unique<GCScaleKernel>();
diff --git a/src/runtime/NEON/functions/NEThreshold.cpp b/src/runtime/NEON/functions/NEThreshold.cpp
index 4d382d6..2aa6ea8 100644
--- a/src/runtime/NEON/functions/NEThreshold.cpp
+++ b/src/runtime/NEON/functions/NEThreshold.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 Arm Limited.
+ * Copyright (c) 2016-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -29,11 +29,6 @@
 
 namespace arm_compute
 {
-void NEThreshold::configure(const ITensor *input, ITensor *output, uint8_t threshold, uint8_t false_value, uint8_t true_value, ThresholdType type, uint8_t upper)
-{
-    configure(input, output, ThresholdKernelInfo(threshold, false_value, true_value, type, upper));
-}
-
 void NEThreshold::configure(const ITensor *input, ITensor *output, const ThresholdKernelInfo &info)
 {
     auto k = std::make_unique<NEThresholdKernel>();