[ALICE3] IOTOF: fix non segmented layers

[njacazio]

No description provided.

[github-actions]

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[alibuild]

Error while checking build/O2/fullCI_slc9 for d90ae50 at 2026-03-19 17:10:

## sw/BUILD/O2-full-system-test-latest/log
command alien-token-init had nonzero exit code 2


## sw/BUILD/o2checkcode-latest/log
--
========== List of errors found ==========
++ GRERR=0
++ grep -v clang-diagnostic-error error-log.txt
++ grep ' error:'
++ GRERR=1
++ [[ 1 == 0 ]]
++ mkdir -p /sw/INSTALLROOT/e28fedfb9bb66186ae4af9842647b21c65f54c9a/slc9_x86-64/o2checkcode/1.0-local605/etc/modulefiles
++ cat
--

Full log here.