docs: update version references to 26.02.04 in README

Author: ancongui

README.md

@@ -61,7 +61,7 @@ Additional features include a chaos engineering interceptor for fault injection
 <dependency>
     <groupId>org.fireflyframework</groupId>
     <artifactId>fireflyframework-client</artifactId>
-    <version>26.02.03</version>
+    <version>26.02.04</version>
 </dependency>
 ```
 

examples/complete-example/pom.xml

@@ -7,7 +7,7 @@
 
     <groupId>org.fireflyframework.example</groupId>
     <artifactId>complete-example</artifactId>
-    <version>26.02.03</version>
+    <version>26.02.04</version>
     <packaging>jar</packaging>
 
     <name>Firefly Framework - Common Client - Complete Example</name>
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.fireflyframework</groupId>
             <artifactId>fireflyframework-client</artifactId>
-            <version>26.02.03</version>
+            <version>26.02.04</version>
         </dependency>
 
         <!-- Spring Boot Starters -->