Add new line at end of file

lang/progmem.sh

@@ -123,4 +123,4 @@ cat $PROGMEM.var | sed 's/\r/\n/g' | sed -E 's/^[0-9a-f]{8} [^ ]* //' >$PROGMEM.
 
 echo "$(tput setaf 2)progmem.sh finished$(tput sgr0)" >&2
 
-exit 0
+exit 0

lang/textaddr.sh

@@ -75,4 +75,4 @@ done > textaddr.txt
 
 echo "$(tput setaf 2)textaddr.sh finished$(tput sgr0)" >&2
 
-exit 0
+exit 0