Fix issue for HB and nghttp

build/scripts/build_helper.nrf

@@ -246,6 +246,7 @@ install_nghttp2_from_git() {
 
     git clone $GIT_URL
     cd nghttp2
+    git checkout 43ba3125932c1d56addaeded2b7f62637af255cd
     git submodule update --init
     ret=$?;[[ $ret -ne 0 ]] && popd && return $ret
     autoreconf -i

src/nrf_app/nrf_app.cpp

@@ -243,9 +243,11 @@ void nrf_app::handle_update_nf_instance(
         problem_details.setCause(
             protocol_application_error_e2str[MANDATORY_IE_INCORRECT]);
       } else {
+        if (!is_heartbeart_procedure)
           // update successful,
           // Notify NF status change event
-        m_event_sub.nf_status_profile_changed(nf_instance_id);  // from nrf_app
+          m_event_sub.nf_status_profile_changed(
+              nf_instance_id);  // from nrf_app
       }
     }