Test tests/native-debugger/linux-gdb-amd64 is fragile #14019
Description
It fails under Alpine Linux because the output of GDB is not exactly of the expected form.
--- /home/ci/builds/workspace/precheck/flambda/false/label/ocaml-alpine/testsuite/tests/native-debugger/linux-gdb-amd64.reference
+++ /home/ci/builds/workspace/precheck/flambda/false/label/ocaml-alpine/testsuite/_ocamltest/tests/native-debugger/linux-gdb-amd64/ocamlopt.byte/linux-gdb-amd64.opt.output
@@ -2,8 +2,6 @@
Breakpoint 2 at 0x00000000000000
Breakpoint 3 at 0x00000000000000: file meander_c.c, line XXX.
Breakpoint 4 at 0x00000000000000: file meander.ml, line XXX.
-[Thread debugging using libthread_db enabled]
-Using host libthread_db library "/XXXX/libthread_db.so.1".
Breakpoint 1, <signal handler called>
frame 0: caml_start_program
frame 1: caml_startup_common
)