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/ClLogicalNot.h b/src/runtime/gpu/cl/operators/ClLogicalNot.h
index 25ddf56..782ac08 100644
--- a/src/runtime/gpu/cl/operators/ClLogicalNot.h
+++ b/src/runtime/gpu/cl/operators/ClLogicalNot.h
@@ -35,8 +35,6 @@
 class ClLogicalNot : public IClOperator
 {
 public:
-    /** Constructor */
-    ClLogicalNot() = default;
     /** Configure operator for a given list of arguments
      *
      * @param[in]  compile_context The compile context to be used.
@@ -46,8 +44,7 @@
     void configure(const CLCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst);
     /** Static function to check if given info will lead to a valid configuration
      *
-     * @param[in] src Soure tensor info. Data types supported: U8.
-     * @param[in] dst Destination tensor info. Data types supported: same as @p src.
+     * Similar to ClLogicalNot::configure()
      *
      * @return a status
      */