added modified espressif example

main/Kconfig.projbuild

@@ -0,0 +1,26 @@
+menu "Example Configuration"
+
+    choice LCD_TYPE
+        prompt "LCD module type"
+        default LCD_TYPE_AUTO
+        help
+            The type of LCD on the evaluation board.
+
+        config LCD_TYPE_AUTO
+            bool "Auto detect"
+        config LCD_TYPE_ST7789V
+            bool "ST7789V (WROVER Kit v2 or v3)"
+        config LCD_TYPE_ILI9341
+            bool "ILI9341 (WROVER Kit v1 or DevKitJ v1)"
+    endchoice
+
+    config LCD_OVERCLOCK
+        bool
+        prompt "Run LCD at higher clock speed than allowed"
+        default "n"
+        help
+            The ILI9341 and ST7789 specify that the maximum clock speed for the SPI interface is 10MHz. However,
+            in practice the driver chips work fine with a higher clock rate, and using that gives a better framerate.
+            Select this to try using the out-of-spec clock rate.
+
+endmenu