scripts: move gen_cfb_font_header.py to scripts/build

Move scripts needed by the build system and not designed to be run
individually or standalone into the build subfolder.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

cmake/cfb.cmake

@@ -12,7 +12,7 @@ function(generate_cfb_font
     OUTPUT ${output_file}
     COMMAND
     ${PYTHON_EXECUTABLE}
-    ${ZEPHYR_BASE}/scripts/gen_cfb_font_header.py
+    ${ZEPHYR_BASE}/scripts/build/gen_cfb_font_header.py
     --zephyr-base ${ZEPHYR_BASE}
     --input ${input_file}
     --output ${output_file}

scripts/requirements-extras.txt

@@ -15,7 +15,7 @@ clang-format>=1.12x
 # Script used to build firmware images for NXP LPC MCUs.
 lpc_checksum
 
-# used by scripts/gen_cfb_font_header.py - helper script for user
+# used by scripts/build/gen_cfb_font_header.py - helper script for user
 Pillow
 
 # can be used to sign a Zephyr application binary for consumption by a bootloader

subsys/fb/README_fonts.txt

@@ -5,15 +5,15 @@ https://android.googlesource.com/platform/frameworks/base/+/master/data/fonts/Dr
 
 To reproduce the font bitmaps use these commands:
 
-${ZEPHYR_BASE}/scripts/gen_cfb_font_header.py \
+${ZEPHYR_BASE}/scripts/build/gen_cfb_font_header.py \
   -i DroidSansMono.ttf \
   -x 10 -y 16 -s 14 --center-x \
   -o cfbv_1016
-${ZEPHYR_BASE}/scripts/gen_cfb_font_header.py \
+${ZEPHYR_BASE}/scripts/build/gen_cfb_font_header.py \
   -i DroidSansMono.ttf \
   -x 15 -y 24 -s 22 --center-x --y-offset -2 \
   -o cfbv_1524
-${ZEPHYR_BASE}/scripts/gen_cfb_font_header.py \
+${ZEPHYR_BASE}/scripts/build/gen_cfb_font_header.py \
   -i DroidSansMono.ttf \
   -x 20 -y 32 -s 30 --center-x --y-offset -3 \
   -o cfbv_2032