remove bash_profile.sh from racket-ws

frameworks/Racket/racket-ws/bash_profile.sh

@@ -1,3 +0,0 @@
-#!/bin/bash
-
-export RACKET_HOME=${IROOT}/racket

frameworks/Racket/racket-ws/setup.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+export RACKET_HOME=${IROOT}/racket
 
 cd bench
 $RACKET_HOME/bin/racket -t bench.rkt -- ${DBHOST} &