[crac] RFR: Fix [ASSERT] compilation error after fdf4eb8dd5c2a11176eb1ec8f40b3f4133a872aa

[Jan Kratochvil]

../../src/hotspot/os/linux/attachListener_linux.cpp: In function 'void assert_listener_thread()':
../../src/hotspot/os/linux/attachListener_linux.cpp:389:16: error: aggregate 'ResourceMark rm' has incomplete type and cannot be defined
  389 |   ResourceMark rm; // For retrieving the thread names

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Commit messages:
 - Fix [ASSERT] compilation error after fdf4eb8dd5c2a11176eb1ec8f40b3f4133a872aa

Changes: https://git.openjdk.org/crac/pull/36/files
 Webrev: https://webrevs.openjdk.org/?repo=crac&pr=36&range=00
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/crac/pull/36.diff
  Fetch: git fetch https://git.openjdk.org/crac pull/36/head:pull/36

PR: https://git.openjdk.org/crac/pull/36