fix(plugins): fix doc errors

Author: Umaaz

agent-api/src/main/java/com/intergral/deep/agent/api/plugin/IPlugin.java

@@ -76,7 +76,7 @@ interface IPluginRegistration extends IRegistration<IPlugin> {
      * Indicates if this plugin is currently set to be the auth provider
      *
      * @return {@code true} if the registered plugin is an {@link com.intergral.deep.agent.api.auth.IAuthProvider} and deep is configured to
-     * use this provider, else {@link false}
+     * use this provider, else {@code false}
      */
     boolean isAuthProvider();
   }

agent-api/src/main/java/com/intergral/deep/agent/api/resource/ConfigurationException.java

@@ -12,13 +12,18 @@ public final class ConfigurationException extends RuntimeException {
 
   /**
    * Create a new configuration exception with specified {@code message} and without a cause.
+   *
+   * @param message The exception message
    */
   public ConfigurationException(String message) {
     super(message);
   }
 
   /**
    * Create a new configuration exception with specified {@code message} and {@code cause}.
+   *
+   * @param message The exception message
+   * @param cause The root cause of this exception
    */
   public ConfigurationException(String message, Throwable cause) {
     super(message, cause);

agent-api/src/main/java/com/intergral/deep/agent/api/spi/Ordered.java

@@ -16,6 +16,8 @@ public interface Ordered {
    * Returns the order of applying the SPI implementing this interface. Higher values are applied
    * later, for example: an SPI with order=1 will run after an SPI with order=0. SPI implementations
    * with equal values will be run in a non-deterministic order.
+   *
+   * @return the order value
    */
   default int order() {
     return 0;