Fix rz-test `-i` fixing when REGEXP_FILTER_OUT/_ERR is set #19532

Job	Run time
Build on CentOS 7	0s
Build on old Debian ${{ matrix.container }}	0s
Build on gcc 11 ASAN	0s
Build static	0s
changes	7s
Create source tarball	0s
Run debug tests on Ubuntu 20.04	0s
Test source tarball	0s
Build rizin rzpipe	0s
Build rz-bindgen	0s
linux-meson-clang-tests	3s
linux-meson-gcc-tests	21m 30s
macos-meson-clang-tests	16m 38s
linux-gcc-tests-asan	1h 3m 19s
linux-clang-tests-asan	49m 23s
linux-gcc-tests-codecov	3s
capstone-v4	2s
capstone-v5	1s
capstone-sys	2s
no-gpl-code	2s
Build OSX package	0s
Build Windows zip/installer ${{ matrix.name }}	0s
Include Rizin headers from C++ program (Linux)	0s
Build Android ${{ matrix.name }} package	0s
Test use as meson subproject	2m 16s
Publish Docker image on Docker Hub	0s
Test EXTRA_PREFIX works well	0s
Test Windows installer built with ${{ matrix.name }}	0s
Test OSX pkg	0s
Create draft release and upload artifacts	0s
	2h 33m 26s

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