Tweak help output.

Author: marc0der

src/main/bash/sdkman-help.sh

@@ -37,7 +37,7 @@ function __sdk_help() {
 	__sdkman_echo_no_colour "       offline           [enable|disable]"
 	__sdkman_echo_no_colour "       selfupdate        [force]"
 	__sdkman_echo_no_colour "       update"
-	__sdkman_echo_no_colour "       flush             [archives|temp|broadcast|version]"
+	__sdkman_echo_no_colour "       flush             [archives|tmp|broadcast|version]"
 	__sdkman_echo_no_colour ""
 	__sdkman_echo_no_colour "   candidate  :  the SDK to install: groovy, scala, grails, gradle, kotlin, etc."
 	__sdkman_echo_no_colour "                 use list command for comprehensive list of candidates"