patch 8.2.4270: generating nv_cmdidxs.h requires building Vim twice

Problem:    Generating nv_cmdidxs.h requires building Vim twice.
Solution:   Move the table into a separate file and use a separate executable
            to extract the command characters. (Ozaki Kiichi, closes #9669)
diff --git a/Filelist b/Filelist
index 15d000e..e636495 100644
--- a/Filelist
+++ b/Filelist
@@ -114,6 +114,7 @@
 		src/netbeans.c \
 		src/normal.c \
 		src/nv_cmdidxs.h \
+		src/nv_cmds.h \
 		src/ops.c \
 		src/option.c \
 		src/option.h \
@@ -444,6 +445,7 @@
 		src/configure \
 		src/configure.ac \
 		src/create_cmdidxs.vim \
+		src/create_nvcmdidxs.c \
 		src/create_nvcmdidxs.vim \
 		src/gui_at_fs.c \
 		src/gui_at_sb.c \