Setup: Replace 'multiply' with 'repeat' in init step

'repeat' sounds a bit more natural.

Change-Id: I05ea4949f8d837279fbf9dd109c97a800ef227bb
diff --git a/src/main/java/com/ericsson/gerrit/plugins/highavailability/Setup.java b/src/main/java/com/ericsson/gerrit/plugins/highavailability/Setup.java
index 100ff41..e58f62f 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/highavailability/Setup.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/highavailability/Setup.java
@@ -291,7 +291,7 @@
   }
 
   private static String titleForOptionalWithNote(String prefix, String suffix) {
-    return prefix + " (optional); manually multiply this line to configure more " + suffix;
+    return prefix + " (optional); manually repeat this line to configure more " + suffix;
   }
 
   private static String numberToString(int number) {