fix: Fix crash on SearchByCodeFragment

[g123k]

Fix crash:

E/AndroidRuntime: FATAL EXCEPTION: main
    Process: openfoodfacts.github.scrachx.openfood.debug, PID: 4914
    java.lang.NullPointerException
        at openfoodfacts.github.scrachx.openfood.features.searchbycode.SearchByCodeFragment.getBinding(SearchByCodeFragment.kt:30)
        at openfoodfacts.github.scrachx.openfood.features.searchbycode.SearchByCodeFragment.onDrawerClosed(SearchByCodeFragment.kt:106)
        at openfoodfacts.github.scrachx.openfood.features.MainActivity$setupDrawer$1$1.onDrawerClosed(MainActivity.kt:348)
        at com.mikepenz.materialdrawer.DrawerBuilder$handleDrawerNavigation$1.onDrawerClosed(DrawerBuilder.kt:1444)
        at androidx.drawerlayout.widget.DrawerLayout.dispatchOnDrawerClosed(DrawerLayout.java:891)
        at androidx.drawerlayout.widget.DrawerLayout.updateDrawerState(DrawerLayout.java:861)
        at androidx.drawerlayout.widget.DrawerLayout$ViewDragCallback.onViewDragStateChanged(DrawerLayout.java:2249)
        at androidx.customview.widget.ViewDragHelper.setDragState(ViewDragHelper.java:920)
        at androidx.customview.widget.ViewDragHelper$2.run(ViewDragHelper.java:345)
        at android.os.Handler.handleCallback(Handler.java:942)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7850)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:936)

[VaiTon]

We should register/unregister the listener with the lifecycle of the fragment instead of checking for _binding

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[VaiTon]

Thank you! 🎉