Fix typo

Author: Rothes

bukkit/src/main/kotlin/io/github/rothes/esu/bukkit/module/chatantispam/check/Frequency.kt

@@ -7,7 +7,7 @@ import io.github.rothes.esu.core.util.extension.DurationExt.compareTo
 
 object Frequency: Check("frequency") {
 
-    override val defaultBlockedMessage = "<ec>You are sending messages to frequently.".message
+    override val defaultBlockedMessage = "<ec>You are sending messages too frequently.".message
 
     override fun check(request: MessageRequest): CheckResult {
         val spamData = request.spamData