Improvement - Additional Staff Mods

[ItsNature]

Overview

Description:
Add BHop and Nametags Staff Mods.

Changes:
Added BHOP & NAMETAGS to the StaffMod enum

Code Example (If applicable):

public void enableStaffModsExample(Player viewer) {
    if (!viewer.hasPermission("apollo.staff")) {
        return;
    }

    Optional<ApolloPlayer> apolloPlayerOpt = Apollo.getPlayerManager().getPlayer(viewer.getUniqueId());
    apolloPlayerOpt.ifPresent(apolloPlayer -> this.staffModModule.enableStaffMods(apolloPlayer,
        Arrays.asList(StaffMod.XRAY, StaffMod.BHOP, StaffMod.NAMETAGS), true));
}

---

Review Request Checklist

• Your code follows the style guidelines of this project.
• I have performed a self-review of my code.
• I have tested this change myself. (If applicable)
• I have made corresponding changes to the documentation. (If applicable)
• The branch name follows the projects naming conventions. (e.g. feature/add-module & bugfix/fix-issue)

---