[nrfconnect] Fixed app-clusters-app binding cluster (#17740)

In nrfconnect's implementation of all-clusters-app
omitted a binding-handler.cpp file. This issue
caused falling into a hardfault while receiving
a binding command from chip-tool.

examples/all-clusters-app/nrfconnect/.gitignore

@@ -0,0 +1 @@
+/build/

examples/all-clusters-app/nrfconnect/CMakeLists.txt

@@ -57,6 +57,7 @@ target_sources(app PRIVATE
                main/main.cpp
                ${ALL_CLUSTERS_COMMON_DIR}/src/static-supported-modes-manager.cpp
                ${ALL_CLUSTERS_COMMON_DIR}/src/bridged-actions-stub.cpp
+               ${ALL_CLUSTERS_COMMON_DIR}/src/binding-handler.cpp
                ${GEN_DIR}/all-clusters-app/zap-generated/callback-stub.cpp
                ${GEN_DIR}/all-clusters-app/zap-generated/IMClusterCommandHandler.cpp
                ${NRFCONNECT_COMMON}/util/LEDWidget.cpp)

examples/all-clusters-app/nrfconnect/main/AppTask.cpp

@@ -19,6 +19,7 @@
 #include "AppConfig.h"
 #include "AppEvent.h"
 #include "Utils.h"
+#include "binding-handler.h"
 
 #include <app/server/OnboardingCodesUtil.h>
 #include <app/server/Server.h>
@@ -125,6 +126,11 @@ CHIP_ERROR AppTask::Init()
         LOG_ERR("dk_buttons_init() failed");
         return chip::System::MapErrorZephyr(ret);
     }
+    err = InitBindingHandlers();
+    if (err != CHIP_NO_ERROR)
+    {
+        LOG_ERR("InitBindingHandlers() failed");
+    }
 
     // Initialize timer user data
     k_timer_init(&sFunctionTimer, &AppTask::TimerEventHandler, nullptr);