fix 8x6 char display bug

Example/EpaperModuleTest_CH32V103/.template

@@ -0,0 +1,14 @@
+Toolchain=
+Series=
+Description=
+Address=0x08000000
+Target Path=obj\EpaperModuleTest_CH32V103.hex
+Erase All=true
+Program=true
+Verify=true
+Reset=true
+
+Vendor=WCH
+MCU=CH32V103C8T6
+Mcu Type=CH32V10x
+Link=WCH-Link

Example/EpaperModuleTest_CH32V103/User/Epaper/epaper.c

@@ -634,7 +634,14 @@ void epd_paint_showString(uint16_t x, uint16_t y, uint8_t *chr, uint16_t size1,
   {
     epd_paint_showChar(x, y, *chr, size1, color);
     chr++;
-    x += size1 / 2;
+    if (size1 == 8)
+    {
+      x += 6;
+    }
+    else
+    {
+      x += size1 / 2;
+    }
   }
 }