removed accidentally added file from repo

projects/test_swtimer_basic/tests/hello-world

-#!/usr/bin/expect
-
-set timeout 5
-
-spawn board/msba2/tools/bin/pseudoterm $env(PORT) 
-
-expect { 
-    "Hello World!" {} 
-    timeout { exit 1 }
-}
-
-puts "\nTest successful!\n"
-