Update WipperSnapper_I2C_Driver_Out_Sh1107.h

Author: tyeth

src/components/i2c/drivers/WipperSnapper_I2C_Driver_Out_Sh1107.h

@@ -87,7 +87,7 @@ class WipperSnapper_I2C_Driver_Out_SH1107
       // Configure the text size and color
     _display->setTextSize(_text_sz);
     _display->setTextColor(SH110X_WHITE);
-    -display->setCursor(0, 0);
+    _display->setCursor(0, 0);
     // Use full 256 char 'Code Page 437' font
     // _display->cp437(true);
     // Clear the buffer