Fix /usr/bin/env with script args.

packaging/branch-from-patch

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -B
+#!/usr/bin/env -S python3 -B
 
 # This script turns one or more diff files in the patches dir (which is
 # expected to be a checkout of the rsync-patches git repo) into a branch

packaging/nightly-rsync

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -B
+#!/usr/bin/env -S python3 -B
 
 # This script expects the directory ~/samba-rsync-ftp to exist and to be a
 # copy of the /home/ftp/pub/rsync dir on samba.org.  It also requires a

packaging/patch-update

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -B
+#!/usr/bin/env -S python3 -B
 
 # This script is used to turn one or more of the "patch/BASE/*" branches
 # into one or more diffs in the "patches" directory.  Pass the option

packaging/release-rsync

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -B
+#!/usr/bin/env -S python3 -B
 
 # This script expects the directory ~/samba-rsync-ftp to exist and to be a
 # copy of the /home/ftp/pub/rsync dir on samba.org.  When the script is done,

packaging/var-checker

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -B
+#!/usr/bin/env -S python3 -B
 
 # This script checks the *.c files for extraneous "extern" variables,
 # for vars that are defined but not used, and for inconsistent array