Fix typo in IllegalArgumentException message (#1024)

Author: rooday-doordash

src/main/java/net/logstash/logback/encoder/LogstashAccessEncoder.java

@@ -137,6 +137,6 @@ public void setWriteVersionAsInteger(boolean writeVersionAsInteger) {
 
     @Override
     public void setProviders(JsonProviders<IAccessEvent> jsonProviders) {
-        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to registerd additional " + JsonProvider.class.getSimpleName() + ".");
+        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to register additional " + JsonProvider.class.getSimpleName() + ".");
     }
 }

src/main/java/net/logstash/logback/encoder/LogstashEncoder.java

@@ -279,6 +279,6 @@ public void setMessageSplitRegex(String messageSplitRegex) {
 
     @Override
     public void setProviders(JsonProviders<ILoggingEvent> jsonProviders) {
-        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to registerd additional " + JsonProvider.class.getSimpleName() + ".");
+        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to register additional " + JsonProvider.class.getSimpleName() + ".");
     }
 }

src/main/java/net/logstash/logback/layout/LogstashAccessLayout.java

@@ -137,6 +137,6 @@ public void setWriteVersionAsInteger(boolean writeVersionAsInteger) {
 
     @Override
     public void setProviders(JsonProviders<IAccessEvent> jsonProviders) {
-        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to registerd additional " + JsonProvider.class.getSimpleName() + ".");
+        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to register additional " + JsonProvider.class.getSimpleName() + ".");
     }
 }

src/main/java/net/logstash/logback/layout/LogstashLayout.java

@@ -277,6 +277,6 @@ public void setMessageSplitRegex(String messageSplitRegex) {
 
     @Override
     public void setProviders(JsonProviders<ILoggingEvent> jsonProviders) {
-        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to registerd additional " + JsonProvider.class.getSimpleName() + ".");
+        throw new IllegalArgumentException("Using the <providers> configuration property is not allowed. Use <provider> instead to register additional " + JsonProvider.class.getSimpleName() + ".");
     }
 }