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/NullProfilingConnection.hpp b/src/profiling/NullProfilingConnection.hpp
index a72d7bf..ef09794 100644
--- a/src/profiling/NullProfilingConnection.hpp
+++ b/src/profiling/NullProfilingConnection.hpp
@@ -9,10 +9,10 @@
 
 #include <armnn/utility/IgnoreUnused.hpp>
 
-namespace armnn
+namespace arm
 {
 
-namespace profiling
+namespace pipe
 {
 
 class NullProfilingConnection : public IProfilingConnection
@@ -36,6 +36,6 @@
 
 };
 
-} // namespace profiling
+} // namespace pipe
 
-} // namespace armnn
\ No newline at end of file
+} // namespace arm
\ No newline at end of file