added GameOverlayActivated Callback

src/friends.rs

@@ -278,6 +278,25 @@ unsafe impl Callback for PersonaStateChange {
     }
 }
 
+#[derive(Clone, Debug)]
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+pub struct GameOverlayActivated {
+	pub active: u8
+}
+
+unsafe impl Callback for GameOverlayActivated {
+	const ID: i32 = CALLBACK_BASE_ID + 31;
+	const SIZE: i32 = std::mem::size_of::<sys::GameOverlayActivated_t>() as i32;
+
+	unsafe fn from_raw(raw: *mut c_void) -> Self {
+		let val = &mut *(raw as *mut sys::GameOverlayActivated_t);
+		Self {
+			active: val.m_bActive,
+		}
+	}
+}
+
+
 #[derive(Clone, Debug)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct GameLobbyJoinRequested {