COMPMID-3020: Update release notes for 19.11.1

Change-Id: I07d237befd5786fc5d74365225941dfdaea62c31
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/2627
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Georgios Pinitas <georgios.pinitas@arm.com>
diff --git a/docs/00_introduction.dox b/docs/00_introduction.dox
index 301e975..62f1f2c 100644
--- a/docs/00_introduction.dox
+++ b/docs/00_introduction.dox
@@ -236,6 +236,14 @@
 
 @subsection S2_2_changelog Changelog
 
+v19.11.1 Public maintenance release
+ - Fix offset calculation in NEReductionOperationKernel.
+ - Fix data layout in NEScaleKernel for nhwc.
+ - Retain configuration step data layout to avoid side-effects.
+ - Perform sqrt in double domain for L2 pooling.
+ - Fix output shape calculation for Reduce Mean
+ - Restrict cases where optimized NEPadLayer runs.
+
 v19.11 Public major release
  - Various bug fixes.
  - Various optimisations.
@@ -302,6 +310,14 @@
  - Optimized CL generic depthwise convolution layer by introducing @ref CLDepthwiseConvolutionLayerNativeKernel.
  - Reduced memory consumption by implementing weights sharing.
 
+v19.08.1 Public maintenance release
+ - Fix offset calculation in NEReductionOperationKernel.
+ - Fix data layout in NEScaleKernel for nhwc.
+ - Retain configuration step data layout to avoid side-effects.
+ - Perform sqrt in double domain for L2 pooling.
+ - Fix output shape calculation for Reduce Mean
+ - Fix broadcast CLPixelwiseMultiplication with 5D tensors
+
 v19.08 Public major release
  - Various bug fixes.
  - Various optimisations.