readme: fix typo in xcb-icccm dependency
@@ -67,7 +67,7 @@ If you choose to enable X11 support:
* xcb-render
* x11-xcb
* xcb-errors (optional, for improved error reporting)
-* x11-icccm (optional, for improved Xwayland introspection)
+* xcb-icccm (optional, for improved Xwayland introspection)
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