Fix invalid include paths

Fixes paths that only resolve when the top-level directory is named "pimoroni-pico"
and is adjacent to the "micropython" directory when building a MicroPython release.

micropython/modules/breakout_colourlcd160x80/breakout_colourlcd160x80.cpp

@@ -1,4 +1,4 @@
-#include "../../../pimoroni-pico/libraries/breakout_colourlcd160x80/breakout_colourlcd160x80.hpp"
+#include "../../../libraries/breakout_colourlcd160x80/breakout_colourlcd160x80.hpp"
 
 #define MP_OBJ_TO_PTR2(o, t) ((t *)(uintptr_t)(o))
 

micropython/modules/breakout_colourlcd240x240/breakout_colourlcd240x240.cpp

@@ -1,4 +1,4 @@
-#include "../../../pimoroni-pico/libraries/breakout_colourlcd240x240/breakout_colourlcd240x240.hpp"
+#include "../../../libraries/breakout_colourlcd240x240/breakout_colourlcd240x240.hpp"
 
 #define MP_OBJ_TO_PTR2(o, t) ((t *)(uintptr_t)(o))
 

micropython/modules/breakout_trackball/breakout_trackball.cpp

@@ -1,4 +1,4 @@
-#include "../../../pimoroni-pico/libraries/breakout_trackball/breakout_trackball.hpp"
+#include "../../../libraries/breakout_trackball/breakout_trackball.hpp"
 
 #define MP_OBJ_TO_PTR2(o, t) ((t *)(uintptr_t)(o))