update GxEPD2 reference

Author: mverch67

variants/esp32s3/mini-epaper-s3/platformio.ini

@@ -26,6 +26,6 @@ build_flags =
 lib_deps =
   ${esp32s3_base.lib_deps}
   ;# renovate: datasource=git-refs depName=meshtastic-GxEPD2 packageName=https://github.com/meshtastic/GxEPD2 gitBranch=master
-  https://github.com/meshtastic/GxEPD2/archive/7f86545b53cf55da3d8112259358711c85fa5021.zip
+  https://github.com/meshtastic/GxEPD2/archive/c7eb4c3c167cf396ef4f541cc5d4c6aa42f3c46b.zip
   # renovate: datasource=custom.pio depName=SensorLib packageName=lewisxhe/library/SensorLib
   lewisxhe/SensorLib@0.3.3