Put header in correct file

Author: tannewt

adafruit_bitmap_font/bitmap_font.py

@@ -35,6 +35,11 @@
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_Bitmap_Font.git"
 
 
+# The LVGL file starts with the size of the 'head' section. It hasn't changed in five years so
+# we can treat it like a magic number.
+LVGL_HEADER_SIZE = b"\x30\x00\x00\x00"
+
+
 def load_font(
     filename: str, bitmap: Optional[Bitmap] = None
 ) -> Union[bdf.BDF, lvfontbin.LVGLFont, pcf.PCF, ttf.TTF]:

adafruit_bitmap_font/lvfontbin.py

@@ -34,10 +34,6 @@
 
 from .glyph_cache import GlyphCache
 
-# The LVGL file starts with the size of the 'head' section. It hasn't changed in five years so
-# we can treat it like a magic number.
-LVGL_HEADER_SIZE = b"\x30\x00\x00\x00"
-
 
 class LVGLFont(GlyphCache):
     """Loads glyphs from a LVGL binary font file in the given bitmap_class.