IVGCVSW-6704 Change the namespace from armnn::profiling to arm::pipe

  * Updated ABI version to 29 due to being the first ABI break in 22.05

!android-nn-driver:7226

Signed-off-by: Cathal Corbett <cathal.corbett@arm.com>
Change-Id: I9c50007dcd5b5e792757e7bd1213606df5ffec36
diff --git a/src/profiling/Holder.cpp b/src/profiling/Holder.cpp
index a366898..0660080 100644
--- a/src/profiling/Holder.cpp
+++ b/src/profiling/Holder.cpp
@@ -6,10 +6,10 @@
 #include <armnn/BackendId.hpp>
 #include "Holder.hpp"
 
-namespace armnn
+namespace arm
 {
 
-namespace profiling
+namespace pipe
 {
 
 CaptureData& CaptureData::operator=(const CaptureData& other)
@@ -83,6 +83,6 @@
 
 }
 
-} // namespace profiling
+} // namespace pipe
 
-} // namespace armnn
+} // namespace arm