copy-firmware: tweak sed invocation

Add space between the arguments and pattern and combine patterns where
possible.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>

copy-firmware.sh

@@ -31,14 +31,14 @@ while test $# -gt 0; do
     esac
 done
 
-grep '^File:' WHENCE | sed -e's/^File: *//g' -e's/"//g' | while read f; do
+grep '^File:' WHENCE | sed -e 's/^File: *//g;s/"//g' | while read f; do
     test -f "$f" || continue
     $verbose "copying file $f"
     install -d "$destdir/$(dirname "$f")"
     cp -d "$f" "$destdir/$f"
 done
 
-grep -E '^Link:' WHENCE | sed -e's/^Link: *//g' -e's/-> //g' | while read f d; do
+grep -E '^Link:' WHENCE | sed -e 's/^Link: *//g;s/-> //g' | while read f d; do
     if test -L "$f"; then
         test -f "$destdir/$f" && continue
         $verbose "copying link $f"