Fix pokemon mini overlay

Author: cobaltgit

RetroArch/.retroarch/config/PokeMini/POKEMINI.cfg

@@ -1,3 +1,4 @@
-video_dingux_ipu_keep_aspect = "true"
 input_overlay = "./.retroarch/overlay/POKEMINI/pokemini-320x240.cfg"
 input_overlay_enable = "true"
+video_dingux_ipu_keep_aspect = "true"
+video_scale_integer = "true"

RetroArch/.retroarch/config/PokeMini/POKEMINI.opt

@@ -0,0 +1,13 @@
+pokemini_60hz_mode = "enabled"
+pokemini_lcdbright = "0"
+pokemini_lcdcontrast = "64"
+pokemini_lcdfilter = "dotmatrix"
+pokemini_lcdmode = "analog"
+pokemini_lowpass_filter = "disabled"
+pokemini_lowpass_range = "60"
+pokemini_palette = "Default"
+pokemini_piezofilter = "enabled"
+pokemini_rumble_lv = "10"
+pokemini_screen_shake_lv = "3"
+pokemini_turbo_period = "18"
+pokemini_video_scale = "3x"