java: use triple-quote strings instead of concat

[a10y]

A little easier to read/edit

[codspeed-hq]

Merging this PR will improve performance by 20.02%

⚡ 9 improved benchmarks
✅ 1154 untouched benchmarks
⏩ 1457 skipped benchmarks¹

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
⚡	Simulation	take_map[(0.1, 0.5)]	1,154.5 µs	980.3 µs	+17.77%
⚡	Simulation	take_map[(0.1, 1.0)]	2 ms	1.6 ms	+20.02%
⚡	Simulation	patched_take_10k_first_chunk_only	302 µs	271.8 µs	+11.14%
⚡	Simulation	patched_take_10k_contiguous_not_patches	258.4 µs	228.1 µs	+13.28%
⚡	Simulation	patched_take_10k_dispersed	316 µs	285.8 µs	+10.58%
⚡	Simulation	patched_take_10k_contiguous_patches	258.1 µs	227.7 µs	+13.32%
⚡	Simulation	patched_take_10k_random	270.3 µs	240 µs	+12.64%
⚡	Simulation	take_10k_first_chunk_only	270.6 µs	225.7 µs	+19.89%
⚡	Simulation	take_10k_dispersed	284.4 µs	239.5 µs	+18.76%

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_{Comparing aduffy/tripquote (e382268) with develop (8b09d0c)}

Footnotes

1. 1457 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩