The newly added test failed to build due to multiline literals (not supported with -source 11).

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00:10:07 > Task :systemTests:processTestscriptapp2Resources
00:10:07 > Task :systemTests:copyTestscriptapp2
00:10:07 > Task :systemTests:createTestApps
00:10:07 > Task :systemTests:systemTestSetup
00:10:08 > Task :systemTests:validateSourceSets
00:10:10
00:10:10 > Task :systemTests:compileTestJava
00:10:10 [...]\tests\system\src\test\java\test\javafx\scene\web\CSSRoundingTest.java:103: error: text blocks are not supported in -source 11
00:10:10 String content = """
00:10:10 ^
00:10:10 (use -source 15 or higher to enable text blocks)
00:10:10 1 error
00:10:11
00:10:11 > Task :systemTests:compileTestJava FAILED
00:10:11
00:10:11 FAILURE: Build failed with an exception.
00:10:11
00:10:11 * What went wrong:
00:10:11 Execution failed for task ':systemTests:compileTestJava'.

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