[Java] Add missing `--add-opens`. #8018

Job	Run time
C++ Clang 9 (Ubuntu 20.04)	6m 33s
C++ Clang 13 (Ubuntu 24.04)	6m 32s
C++ Clang 10 (Ubuntu 20.04)	6m 34s
C++ GCC 6 (Ubuntu 20.04)	6m 35s
C++ Clang 14 (Ubuntu 24.04)	6m 33s
C++ Clang 11 (Ubuntu 20.04)	6m 34s
C++ GCC 7 (Ubuntu 20.04)	6m 33s
C++ Clang 15 (Ubuntu 24.04)	6m 32s
C++ GCC 11 (Ubuntu 24.04)	6m 33s
C++ Clang 12 (Ubuntu 20.04)	6m 34s
C++ GCC 8 (Ubuntu 20.04)	6m 34s
C++ Clang 16 (Ubuntu 24.04)	6m 32s
C++ GCC 12 (Ubuntu 24.04)	6m 34s
C++ GCC 9 (Ubuntu 20.04)	6m 36s
C++ GCC 13 (Ubuntu 24.04)	6m 33s
C++ Clang 17 (Ubuntu 24.04)	6m 30s
C++ Rocky 8 (10)	6m 33s
C++ GCC 10 (Ubuntu 20.04)	6m 33s
C++ Clang 18 (Ubuntu 24.04)	6m 31s
C++ GCC 14 (Ubuntu 24.04)	6m 34s
C++ Clang 19 (Ubuntu 24.04)	6m 31s
Java 17 (ubuntu-24.04)	4m 46s
Java Topology Tests (JDK 17, ubuntu-24.04)	1m 50s
C++ Clang 19 debug build	6m 30s
Java 17 (windows-latest)	6m 18s
C++ MSVC (Windows)	6m 20s
C++ Xcode (macOS)	6m 40s
Java 17 (macos-latest)	6m 34s
Java 21 (ubuntu-24.04)	4m 41s
Java 21 (windows-latest)	6m 19s
Java 21 (macos-latest)	6m 34s
	3h 14m 6s

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