Bump com.ibm.icu:icu4j from 73.2 to 74.1 (#976)

Bumps [com.ibm.icu:icu4j](https://github.com/unicode-org/icu) from 73.2 to 74.1.
- [Release notes](https://github.com/unicode-org/icu/releases)
- [Commits](https://github.com/unicode-org/icu/commits)

---
updated-dependencies:
- dependency-name: com.ibm.icu:icu4j
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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openpdf/pom.xml

@@ -18,7 +18,7 @@
         <dependency>
             <groupId>com.ibm.icu</groupId>
             <artifactId>icu4j</artifactId>
-            <version>73.2</version>
+            <version>74.1</version>
             <optional>true</optional>
         </dependency>
         <dependency>