Remove pdf2htmlEX ad wvWare from reference outputs, when running test… #1586

Job	Run time
build-test-downstream (ubuntu-24.04, clang-18)	2m 0s
build (ubuntu-24.04, clang-18)	4m 36s
build-test-downstream (ubuntu-24.04, gcc-14)	3m 2s
build (ubuntu-24.04, gcc-14)	6m 56s
build-test-downstream (macos-13, clang-14)	3m 0s
build (macos-13, clang-14)	7m 7s
build-test-downstream (macos-14, armv8-clang-14)	59s
build (macos-14, armv8-clang-14)	2m 27s
build-test-downstream (windows-2022, msvc-1940)	3m 16s
build (windows-2022, msvc-1940)	4m 6s
docker (ubuntu-24.04, clang-18)	16s
test (ubuntu-24.04, clang-18)	3m 9s
test (ubuntu-24.04, gcc-14)	3m 6s
test (macos-13, clang-14)	3m 37s
test (macos-14, armv8-clang-14)	2m 40s
	50m 17s

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