Using correct pplaceholders.

src/java.base/share/classes/sun/launcher/resources/launcher.properties

@@ -241,9 +241,9 @@ java.launcher.opt.concise.header  =   Usage: java [java options...] <application
 \  <sourcefile>.java          to compile and execute a source-file program\n\n\
 \Where key java options include:\n\
 \  --class-path <class path>\n\
-\    where <class path> is a list of directories and JAR archives to search for class files, separated by ":"\n\
+\    where <class path> is a list of directories and JAR archives to search for class files, separated by "{0}"\n\
 \  --module-path <module path>\n\
-\    where <module path> is a list of directories and JAR archives to search for modules, separated by ":"\n\n\
+\    where <module path> is a list of directories and JAR archives to search for modules, separated by "{0}"\n\n\
 \For additional help on usage:           java --help\n\
 \For an interactive Java environment:    jshell