fix(#1615): milvus dependency version

Author: iocanel

pom.xml

@@ -151,7 +151,7 @@
                     <dependency>
                       <groupId>dev.langchain4j</groupId>
                       <artifactId>langchain4j-milvus</artifactId>
-                      <version>${langchain4j.version}</version>
+                      <version>${langchain4j-beta.version}</version>
                       <exclusions>
                         <exclusion>
                           <groupId>com.google.android</groupId>