external/lua: update to Lua 5.4.7

Update the version of Lua included with Callisto to Lua 5.4.7.
Re-generate patches to apply cleanly on top of Lua 5.4.7 sources.

Fixes: https://todo.sr.ht/~jeremy/callisto/8

external/lua/patches/lua-5.4.6-makefile.diff

@@ -1,146 +0,0 @@
---- Makefile
-+++ Makefile
-@@ -3,18 +3,13 @@
- 
- # == CHANGE THE SETTINGS BELOW TO SUIT YOUR ENVIRONMENT =======================
- 
--# Your platform. See PLATS for possible values.
--PLAT= guess
-+include ../../config.mk
- 
--CC= gcc -std=gnu99
--CFLAGS= -O2 -Wall -Wextra -DLUA_COMPAT_5_3 $(SYSCFLAGS) $(MYCFLAGS)
--LDFLAGS= $(SYSLDFLAGS) $(MYLDFLAGS)
--LIBS= -lm $(SYSLIBS) $(MYLIBS)
-+CC=      ${_CC}
-+CFLAGS=  ${_CFLAGS} ${_EXT_CPPFLAGS}
-+LDFLAGS= ${_LDFLAGS}
- 
--AR= ar rcu
--RANLIB= ranlib
- RM= rm -f
--UNAME= uname
- 
- SYSCFLAGS=
- SYSLDFLAGS=
-@@ -30,47 +25,19 @@
- 
- # == END OF USER SETTINGS -- NO NEED TO CHANGE ANYTHING BELOW THIS LINE =======
- 
--PLATS= guess aix bsd c89 freebsd generic ios linux linux-readline macosx mingw posix solaris
--
--LUA_A=	liblua.a
- CORE_O=	lapi.o lcode.o lctype.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o lundump.o lvm.o lzio.o
- LIB_O=	lauxlib.o lbaselib.o lcorolib.o ldblib.o liolib.o lmathlib.o loadlib.o loslib.o lstrlib.o ltablib.o lutf8lib.o linit.o
- BASE_O= $(CORE_O) $(LIB_O) $(MYOBJS)
- 
--LUA_T=	lua
--LUA_O=	lua.o
--
--LUAC_T=	luac
--LUAC_O=	luac.o
--
--ALL_O= $(BASE_O) $(LUA_O) $(LUAC_O)
--ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T)
--ALL_A= $(LUA_A)
-+ALL_O= $(BASE_O)
- 
- # Targets start here.
--default: $(PLAT)
--
--all:	$(ALL_T)
--
--o:	$(ALL_O)
--
--a:	$(ALL_A)
-+all: $(ALL_O)
- 
--$(LUA_A): $(BASE_O)
--	$(AR) $@ $(BASE_O)
--	$(RANLIB) $@
--
--$(LUA_T): $(LUA_O) $(LUA_A)
--	$(CC) -o $@ $(LDFLAGS) $(LUA_O) $(LUA_A) $(LIBS)
--
--$(LUAC_T): $(LUAC_O) $(LUA_A)
--	$(CC) -o $@ $(LDFLAGS) $(LUAC_O) $(LUA_A) $(LIBS)
--
--test:
--	./$(LUA_T) -v
-+o: $(ALL_O)
- 
- clean:
--	$(RM) $(ALL_T) $(ALL_O)
-+	$(RM) $(ALL_O)
- 
- depend:
- 	@$(CC) $(CFLAGS) -MM l*.c
-@@ -85,66 +52,13 @@
- 	@echo "RANLIB= $(RANLIB)"
- 	@echo "RM= $(RM)"
- 	@echo "UNAME= $(UNAME)"
-+	@echo "BASE_O= $(BASE_O)"
- 
- # Convenience targets for popular platforms.
- ALL= all
- 
--help:
--	@echo "Do 'make PLATFORM' where PLATFORM is one of these:"
--	@echo "   $(PLATS)"
--	@echo "See doc/readme.html for complete instructions."
--
--guess:
--	@echo Guessing `$(UNAME)`
--	@$(MAKE) `$(UNAME)`
--
--AIX aix:
--	$(MAKE) $(ALL) CC="xlc" CFLAGS="-O2 -DLUA_USE_POSIX -DLUA_USE_DLOPEN" SYSLIBS="-ldl" SYSLDFLAGS="-brtl -bexpall"
--
--bsd:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_POSIX -DLUA_USE_DLOPEN" SYSLIBS="-Wl,-E"
--
--c89:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_C89" CC="gcc -std=c89"
--	@echo ''
--	@echo '*** C89 does not guarantee 64-bit integers for Lua.'
--	@echo '*** Make sure to compile all external Lua libraries'
--	@echo '*** with LUA_USE_C89 to ensure consistency'
--	@echo ''
--
--FreeBSD NetBSD OpenBSD freebsd:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_LINUX -DLUA_USE_READLINE -I/usr/include/edit" SYSLIBS="-Wl,-E -ledit" CC="cc"
--
--generic: $(ALL)
--
--ios:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_IOS"
--
--Linux linux:	linux-noreadline
--
--linux-noreadline:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_LINUX" SYSLIBS="-Wl,-E -ldl"
--
--linux-readline:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_LINUX -DLUA_USE_READLINE" SYSLIBS="-Wl,-E -ldl -lreadline"
--
--Darwin macos macosx:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_MACOSX -DLUA_USE_READLINE" SYSLIBS="-lreadline"
--
--mingw:
--	$(MAKE) "LUA_A=lua54.dll" "LUA_T=lua.exe" \
--	"AR=$(CC) -shared -o" "RANLIB=strip --strip-unneeded" \
--	"SYSCFLAGS=-DLUA_BUILD_AS_DLL" "SYSLIBS=" "SYSLDFLAGS=-s" lua.exe
--	$(MAKE) "LUAC_T=luac.exe" luac.exe
--
--posix:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_POSIX"
--
--SunOS solaris:
--	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_POSIX -DLUA_USE_DLOPEN -D_REENTRANT" SYSLIBS="-ldl"
--
- # Targets that do not create files (not all makes understand .PHONY).
--.PHONY: all $(PLATS) help test clean default o a depend echo
-+.PHONY: all test clean o depend echo
- 
- # Compiler modules may use special flags.
- llex.o: