Update dependency dev.langchain4j:langchain4j-core to v1.0.0 (#145)

Author: renovate[bot]

samples/pom.xml

@@ -69,7 +69,7 @@
         <dependency>
             <groupId>dev.langchain4j</groupId>
             <artifactId>langchain4j-core</artifactId>
-            <version>1.0.0-rc1</version>
+            <version>1.0.0</version>
             <classifier>tests</classifier>
         </dependency>
         <dependency>