Bump quarkus-poi.version from 2.0.4 to 2.1.2

Bumps `quarkus-poi.version` from 2.0.4 to 2.1.2.

Updates `io.quarkiverse.poi:quarkus-poi-deployment` from 2.0.4 to 2.1.2
- [Release notes](https://github.com/quarkiverse/quarkus-poi/releases)
- [Commits](quarkiverse/quarkus-poi@2.0.4...2.1.2)

Updates `io.quarkiverse.poi:quarkus-poi` from 2.0.4 to 2.1.2
- [Release notes](https://github.com/quarkiverse/quarkus-poi/releases)
- [Commits](quarkiverse/quarkus-poi@2.0.4...2.1.2)

---
updated-dependencies:
- dependency-name: io.quarkiverse.poi:quarkus-poi-deployment
  dependency-version: 2.1.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.quarkiverse.poi:quarkus-poi
  dependency-version: 2.1.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -38,7 +38,7 @@
     <langchain4j-tests.version>1.0.0-rc1</langchain4j-tests.version>
     <langchain4j-embeddings.version>1.0.0-beta4</langchain4j-embeddings.version>
     <quarkus-antora.version>1.4.0</quarkus-antora.version>
-    <quarkus-poi.version>2.0.4</quarkus-poi.version> <!-- we need to use this version because langchain4j uses POI 5.2.3 instead of 5.2.5 and the substitution needed is different in the two versions -->
+    <quarkus-poi.version>2.1.2</quarkus-poi.version> <!-- we need to use this version because langchain4j uses POI 5.2.3 instead of 5.2.5 and the substitution needed is different in the two versions -->
     <assertj.version>3.27.3</assertj.version>
     <sundrio.version>0.200.3</sundrio.version>
     <quarkus-wiremock.version>1.4.1</quarkus-wiremock.version>