Align kernel/operator header layout

- Redirect validate documentation to configure
- Align header names
- Align class layout

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: Ia40f67383826a66e9f9a33745d66805551e31a3a
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5897
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
diff --git a/src/runtime/gpu/cl/operators/ClReshape.h b/src/runtime/gpu/cl/operators/ClReshape.h
index 8cccc57..b3d9267 100644
--- a/src/runtime/gpu/cl/operators/ClReshape.h
+++ b/src/runtime/gpu/cl/operators/ClReshape.h
@@ -35,8 +35,6 @@
 class ClReshape : public IClOperator
 {
 public:
-    /** Constructor */
-    ClReshape() = default;
     /** Initialise the kernel's inputs and outputs
      *
      * @param[in]  compile_context The compile context to be used.
@@ -44,11 +42,9 @@
      * @param[out] output          Output info. Data type supported: Same as @p input
      */
     void configure(const CLCompileContext &compile_context, const ITensorInfo *input, ITensorInfo *output);
-
-    /** Static function to check if given info will lead to a valid configuration of @ref kernels::ClReshapeKernel
+    /** Static function to check if given info will lead to a valid configuration
      *
-     * @param[in] input  Input tensor info. Data type supported: All
-     * @param[in] output Output tensor info. Data type supported: Same as @p input
+     * Similar to ClReshape::configure()
      *
      * @return a status
      */