Fixing text canvas dimensions on some platforms, e.g. GK7205v200 (as …

…suggested by @oaidar)

osd/text.c

@@ -108,7 +108,9 @@ RECT measure_text(const char *font, double size, const char *text)
 
     double margin, height, width;
     calcdim(&margin, &height, &width, text);
-    RECT rect = { .height = height, .width = width };
+	// Some platforms operate with a coarse pixel size of 2x2
+	// and rounding up is required for a sufficient canvas size
+    RECT rect = { .height = ceil(height + (height & 1)), .width = ceil(width + (width & 1)) };
 
     sft_freefont(sft.font);
     return rect;