TextEditor+Meta+Ports+Shell: Remove blank lines at the end of some files

Author: https://github.com/emanuele6
Commit: https://github.com/SerenityOS/serenity/commit/ef782c805fa
Pull-request: https://github.com/SerenityOS/serenity/pull/4768
Reviewed-by: https://github.com/linusg

Applications/TextEditor/TextEditorWindow.gml

@@ -86,4 +86,3 @@
         name: "statusbar"
     }
 }
-

Meta/text-to-cpp-string.sh

@@ -8,4 +8,3 @@ grep -v '^ *#' < "$2" | while IFS= read -r line; do
   echo "$line"
 done
 echo ")~~~\";"
-

Ports/indent/package.sh

@@ -14,4 +14,3 @@ post_install() {
     mkdir -p "${man_dir}"
     cp "indent-${version}/man/indent.1" "${man_dir}"
 }
-

Shell/Tests/backgrounding.sh

@@ -53,4 +53,3 @@ assert_job_count 2 $i $j
 unblock $i
 unblock $j
 wait
-