fixes typos

Author: tvallin

server/src/main/java/io/helidon/extensions/mcp/server/McpRootException.java

@@ -16,11 +16,11 @@
 package io.helidon.extensions.mcp.server;
 
 /**
- * MCP root exception thrown during a root list request to the client.
+ * MCP root exception thrown when processing root feature.
  */
 public class McpRootException extends RuntimeException {
     /**
-     * Creates a new MCP sampling exception with specified details message.
+     * Creates a new MCP root exception with specified details message.
      *
      * @param message message exception
      */
@@ -29,7 +29,7 @@ public McpRootException(String message) {
     }
 
     /**
-     * Creates a new MCP sampling exception with specified details message and its cause.
+     * Creates a new MCP root exception with specified details message and its cause.
      *
      * @param message message exception
      * @param cause cause exception

server/src/main/java/io/helidon/extensions/mcp/server/McpServerConfigBlueprint.java

@@ -169,7 +169,7 @@ interface McpServerConfigBlueprint extends Prototype.Factory<McpServerFeature> {
     /**
      * Roots list request timeout. Default is five seconds.
      *
-     * @return root list timeout
+     * @return roots list timeout
      */
     @Option.Configured
     @Option.Default("PT5S")