Remove useless static from asn1.c #18197

Job	Run time
changes	5s
Build on CentOS 7	0s
Build on old Debian ${{ matrix.container }}	0s
Build on gcc 11 ASAN	0s
Build static	15m 44s
Create source tarball	0s
Run debug tests on Ubuntu 20.04	0s
Test source tarball	0s
Build rz-bindgen	0s
Build rizin rzpipe	0s
linux-meson-clang-tests	2s
linux-meson-gcc-tests	24m 22s
macos-meson-clang-tests	13m 58s
linux-gcc-tests-asan	1h 13m 41s
linux-clang-tests-asan	58m 48s
linux-gcc-tests-codecov	2s
capstone-v4	3s
capstone-v5	2s
capstone-sys	2s
no-gpl-code	3s
Build Android ${{ matrix.name }} package	0s
Include Rizin headers from C++ program (Linux)	0s
Publish Docker image on Docker Hub	0s
Test EXTRA_PREFIX works well	0s
Build Windows zip/installer ${{ matrix.name }}	0s
Build OSX package	0s
Test Windows installer built with ${{ matrix.name }}	0s
Test OSX pkg	0s
Create draft release and upload artifacts	0s
	3h 6m 52s

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