Remove no-longer-suggested option from bin/start as well [ci skip]

bin/start

@@ -114,11 +114,10 @@ if [ -n "$HEROKU" ]; then
 fi
 
 # Other Java options
-JAVA_OPTS="$JAVA_OPTS -XX:+IgnoreUnrecognizedVMOptions"           # Don't barf if we see an option we don't understand (e.g. Java 9 option on Java 7/8)
-JAVA_OPTS="$JAVA_OPTS -Djava.awt.headless=true"                   # don't try to start AWT. Not sure this does anything but better safe than wasting memory
-JAVA_OPTS="$JAVA_OPTS -Dfile.encoding=UTF-8"                      # Use UTF-8
-JAVA_OPTS="$JAVA_OPTS --add-opens=java.base/java.net=ALL-UNNAMED" # Allow dynamically adding JARs to classpath (Java 9)
-JAVA_OPTS="$JAVA_OPTS --add-modules=java.xml.bind"                # Enable access to java.xml.bind module (Java 9)
+JAVA_OPTS="$JAVA_OPTS -XX:+IgnoreUnrecognizedVMOptions" # Don't barf if we see an option we don't understand (e.g. Java 9 option on Java 7/8)
+JAVA_OPTS="$JAVA_OPTS -Djava.awt.headless=true"         # don't try to start AWT. Not sure this does anything but better safe than wasting memory
+JAVA_OPTS="$JAVA_OPTS -Dfile.encoding=UTF-8"            # Use UTF-8
+JAVA_OPTS="$JAVA_OPTS --add-modules=java.xml.bind"      # Enable access to java.xml.bind module (Java 9)
 
 echo "Using these JAVA_OPTS: ${JAVA_OPTS}"