Update picom.conf to v11

Dotfiles/General/picom.conf

@@ -61,8 +61,9 @@ shadow-exclude = [
 #
 # shadow-exclude-reg = ""
 
-# Crop shadow of a window fully on a particular Xinerama screen to the screen.
-# xinerama-shadow-crop = false
+# Crop shadow of a window fully on a particular monitor to that monitor. This is
+# currently implemented using the X RandR extension.
+# crop-shadow-to-monitor = false
 
 
 #################################
@@ -209,19 +210,21 @@ blur-background-exclude = [
 # Daemonize process. Fork to background after initialization. Causes issues with certain (badly-written) drivers.
 # daemon = false
 
-# Specify the backend to use: `xrender`, `glx`, or `xr_glx_hybrid`.
+# Specify the backend to use: `xrender`, `glx`, `egl` or `xr_glx_hybrid`.
 # `xrender` is the default one.
 #
 # backend = "glx"
 backend = "xrender";
 
+# Use higher precision during rendering, and apply dither when presenting the
+# rendered screen. Reduces banding artifacts, but might cause performance
+# degradation. Only works with OpenGL.
+dithered-present = false;
+
 # Enable/disable VSync.
 # vsync = false
 vsync = true;
 
-# Enable remote control via D-Bus. See the *D-BUS API* section below for more details.
-# dbus = false
-
 # Try to detect WM windows (a non-override-redirect window with no
 # child that has 'WM_STATE') and mark them as active.
 #