SWDEV-259096-update rocclr readme

Change-Id: Ied0cca5ce3e8f81b85e5c01839520d7c31ac3e07


[ROCm/clr commit: 92a7c26f96]

projects/clr/rocclr/README.md

@@ -36,6 +36,7 @@ cd "$ROCclr_DIR"
 mkdir -p build; cd build
 cmake -DOPENCL_DIR="$OPENCL_DIR" -DCMAKE_INSTALL_PREFIX=/opt/rocm/rocclr ..
 make -j$(nproc)
+sudo make install
 ```
 
 ### Optional steps to build HIP runtime