vt: create ucs_fallback_table.h_shipped with gen_ucs_fallback_table.py

The generated table maps complex characters to their simpler fallback
forms for a terminal display when corresponding glyphs are unavailable.
A page-based approach is used to reduce compiled binary footprint.

Signed-off-by: Nicolas Pitre <npitre@baylibre.com>
Link: https://lore.kernel.org/r/20250507141535.40655-6-nico@fluxnic.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/vt/.gitignore

@@ -2,5 +2,6 @@
 /conmakehash
 /consolemap_deftbl.c
 /defkeymap.c
+/ucs_fallback_table.h
 /ucs_recompose_table.h
 /ucs_width_table.h

drivers/tty/vt/Makefile

@@ -12,7 +12,7 @@ obj-$(CONFIG_CONSOLE_TRANSLATIONS)	+= consolemap.o consolemap_deftbl.o \
 
 # Files generated that shall be removed upon make clean
 clean-files :=	consolemap_deftbl.c defkeymap.c \
-		ucs_width_table.h ucs_recompose_table.h
+		ucs_width_table.h ucs_recompose_table.h ucs_fallback_table.h
 
 hostprogs += conmakehash
 
@@ -58,4 +58,7 @@ endif
 $(obj)/ucs_recompose_table.h: $(src)/gen_ucs_recompose_table.py
 	$(PYTHON3) $< -o $@ $(gen_recomp_arg)
 
+$(obj)/ucs_fallback_table.h: $(src)/gen_ucs_fallback_table.py
+	$(PYTHON3) $< -o $@
+
 endif