Bump dev.langchain4j:langchain4j-bom from 1.3.0 to 1.4.0

Bumps [dev.langchain4j:langchain4j-bom](https://github.com/langchain4j/langchain4j) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/langchain4j/langchain4j/releases)
- [Commits](langchain4j/langchain4j@1.3.0...1.4.0)

---
updated-dependencies:
- dependency-name: dev.langchain4j:langchain4j-bom
  dependency-version: 1.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

schemacrawler-ai-langchain4j/pom.xml

@@ -20,7 +20,7 @@
       <dependency>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-bom</artifactId>
-        <version>1.3.0</version>
+        <version>1.4.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>