Clear Unity editor shortcuts

SwitchShortcutsProfileOnPlay.cs

using UnityEngine;
using UnityEditor;
using UnityEditor.ShortcutManagement;
using System.Linq;
using System;

[InitializeOnLoad]
public class SwitchShortcutsProfileOnPlay
{
    private const string PlayingProfileId = "Playing";//Make you don't already have a profile named like this
    private static string _previousProfileId;
    private static bool _switched;

    static SwitchShortcutsProfileOnPlay()
    {
        EditorApplication.playModeStateChanged += DetectPlayModeState;
    }

    private static void SetActiveProfile(string profileId)
    {
        Debug.Log($"Activating Shortcut profile \"{profileId}\"");
        ShortcutManager.instance.activeProfileId = profileId;
    }

    private static void DetectPlayModeState(PlayModeStateChange state)
    {
        switch (state)
        {
            case PlayModeStateChange.EnteredPlayMode:
                OnEnteredPlayMode();
                break;
            case PlayModeStateChange.ExitingPlayMode:
                OnExitingPlayMode();
                break;
        }
    }

    private static void OnExitingPlayMode()
    {
        if (!_switched)
            return;
        SetActiveProfile(_previousProfileId);
        _switched = false;
    }
    private static void CreateEmptyProfile()
    {
        try
        {
            ShortcutManager.instance.CreateProfile(PlayingProfileId);
            ShortcutManager.instance.activeProfileId = PlayingProfileId;
            foreach (var pid in ShortcutManager.instance.GetAvailableShortcutIds())
                ShortcutManager.instance.RebindShortcut(pid, ShortcutBinding.empty);
            ShortcutManager.instance.activeProfileId = ShortcutManager.defaultProfileId;
        }
        catch (Exception)
        {
            Debug.LogWarning("Couldn't create profile");
        }
    }
    private static void OnEnteredPlayMode()
    {
        _previousProfileId = ShortcutManager.instance.activeProfileId;
        var allProfiles = ShortcutManager.instance.GetAvailableProfileIds().ToList();

        if (!allProfiles.Contains(PlayingProfileId)) {
            CreateEmptyProfile();
        }

        if (_previousProfileId.Equals(PlayingProfileId))
            return; // Same as active

        _switched = true;
        SetActiveProfile(PlayingProfileId);
    }

}