Gardening: Refine error message for "authenticator requires TLS"

Change-Id: Ie9ff47d8cfeabb33eef2c13ac3fd819ad2c2a7ac
Reviewed-on: https://review.couchbase.org/c/couchbase-jvm-clients/+/232656
Reviewed-by: David Nault <[email protected]>
Tested-by: Build Bot <[email protected]>

Author: dnault

core-io/src/main/java/com/couchbase/client/core/Core.java

@@ -285,7 +285,7 @@ protected Core(
     if (environment.securityConfig().tlsEnabled() && !authenticator.supportsTls()) {
       throw new InvalidArgumentException("TLS enabled but the Authenticator does not support TLS!", null, null);
     } else if (!environment.securityConfig().tlsEnabled() && !authenticator.supportsNonTls()) {
-      throw new InvalidArgumentException("TLS not enabled but the Authenticator does only support TLS!", null, null);
+      throw new InvalidArgumentException("TLS not enabled but the Authenticator requires TLS!", null, null);
     }
 
     checkConnectionStringScheme(connectionString, ConnectionString.Scheme.COUCHBASE, ConnectionString.Scheme.COUCHBASES);