fix: ignore register=false to expose all tools

dap-was-lib/src/main/java/io/shinhanlife/dap/lib/mcp/ToolRegistryHeartbeatSender.java

@@ -174,9 +174,7 @@ public class ToolRegistryHeartbeatSender {
 
                     enrichWithDefinition(meta, rawSubToolName, hintAnnotation);
 
-                    if (isRegister) {
                     registeredTools.add(meta);
-                    }
                     allScannedTools.add(meta);
                     log.info(" [HeartbeatSender] 도구 메타데이터 생성: {} (isRegistered: {})", meta.getUid(), isRegister);
                 }