profiles: tesseract: disable private-tmp to fix ocrmypdf

As reported by @kmille[1]:

The current tesseract profile breaks ocrmypdf:

kmille@linbox:scans ocrmypdf C.pdf del.pdf
Scanning contents     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 100% 1/1 0:00:00
    1  Error, could not create hOCR output file: No such file or directory                             tesseract.py:253
    1  Error, could not create TXT output file: No such file or directory                              tesseract.py:253
OCR                   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━   0% 0/1 -:--:--
An exception occurred while executing the pipeline                                                       _common.py:294
Traceback (most recent call last):
  File "/usr/lib/python3.12/site-packages/ocrmypdf/_pipelines/_common.py", line 259, in
cli_exception_handler
    return fn(options, plugin_manager)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[...]
  File "/usr/lib/python3.12/pathlib.py", line 840, in stat
    return os.stat(self, follow_symlinks=follow_symlinks)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ocrmypdf.io.0od81kk5/000001_ocr_hocr.hocr'

These are some of the commands that run in background:

[...]
2024/11/23 22:13:53 PID=403915 UID=0     CMD=/usr/bin/firejail /usr/bin/tesseract --list-langs
2024/11/23 22:13:53 PID=403917 UID=0     CMD=/run/firejail/lib/fcopy /usr/bin/text2image /run/firejail/mnt/bin
2024/11/23 22:13:53 PID=403939 UID=1000  CMD=gs -dQUIET [...] -f /tmp/ocrmypdf.io.0od81kk5/origin.pdf
[...]
2024/11/23 22:14:03 PID=403953 UID=0     CMD=tesseract -l eng /tmp/ocrmypdf.io.0od81kk5/000001_ocr.png [...]

Fixes #6550.

[1] https://github.com/netblue30/firejail/issues/6550#issue-2686607038

Reported-by: @kmille Suggested-by: @kmille

netblue30 / firejail

profiles: tesseract: disable private-tmp to fix ocrmypdf #6552