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/IPeriodicCounterCapture.hpp b/src/profiling/IPeriodicCounterCapture.hpp
index bec41dc..f96d014 100644
--- a/src/profiling/IPeriodicCounterCapture.hpp
+++ b/src/profiling/IPeriodicCounterCapture.hpp
@@ -5,9 +5,9 @@
 
 #pragma once
 
-namespace armnn
+namespace arm
 {
-namespace profiling
+namespace pipe
 {
 
 class IPeriodicCounterCapture
@@ -19,5 +19,5 @@
     virtual void Stop() = 0;
 };
 
-} // namespace profiling
-} // namespace armnn
+} // namespace pipe
+} // namespace arm