patch 8.1.2409: creating the distribution doesn't work as documented

Problem:    Creating the distribution doesn't work as documented.
Solution:   Adjust name of uninstall binary. Create src/auto directory if
            needed.

src/Make_mvc.mak

@@ -1570,6 +1570,7 @@ $(OUTDIR)/if_lua.obj: $(OUTDIR) if_lua.c  $(INCL)
 	$(CC) $(CFLAGS_OUTDIR) $(LUA_INC) if_lua.c
 
 auto/if_perl.c : if_perl.xs typemap
+	-mkdir auto
 	$(XSUBPP) -prototypes -typemap $(XSUBPP_TYPEMAP) \
 		-typemap typemap if_perl.xs -output $@
 

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2409,
 /**/
     2408,
 /**/

tools/rename.bat

@@ -3,4 +3,4 @@ mv tee/tee.exe teew32.exe
 mv xxd/xxd.exe xxdw32.exe
 mv vim.pdb vimw32.pdb
 mv install.exe installw32.exe
-mv uninstal.exe uninstalw32.exe
+mv uninstall.exe uninstallw32.exe