fix(deps): update dependency com.alibaba:dashscope-sdk-java to v2.20.2 (#166)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

models/langchain4j-community-dashscope/pom.xml

@@ -21,7 +21,7 @@
     </licenses>
 
     <properties>
-        <dashscope.version>2.20.0</dashscope.version>
+        <dashscope.version>2.20.2</dashscope.version>
     </properties>
 
     <dependencies>