Update our random secure resource key impl and rt logging level updates

Previously, we injected the key into the resources and tested the key manually on calls. To better secure this and make it more fluent, a new request filter was added that, when the target endpoint has the KeySecured annotation the filter checks the key param for the secure key value. If it fails to validate when required, it will throw a forbidden status error and end the call early.

The optional path annotation was moved to collect the annotations together in their own package for tidiness, along with the new KeySecured annotation.

Also contains implementation for loggers resource that allows us to update logging level at the runtime rather than requiring a restart to grab updated configurations.

core/src/main/java/org/eclipsefoundation/core/annotations/KeySecured.java

+/**
+ * Copyright (c) 2023 Eclipse Foundation
+ *
+ * This program and the accompanying materials are made
+ * available under the terms of the Eclipse Public License 2.0
+ * which is available at https://www.eclipse.org/legal/epl-2.0/
+ *
+ * Author: Martin Lowe <martin.lowe@eclipse-foundation.org>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package org.eclipsefoundation.core.annotations;
+
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation used to annote a resource endpoint as secured by a random key generated at runtime for low risk endpoints that need
+ * a user guard.
+ */
+@Retention(RUNTIME)
+@Target(METHOD)
+public @interface KeySecured {
+
+}