fPIC to follow cmake rules #2546

Job	Run time
examples_clang-format	8s
python_module_test_ubuntu_latest	33s
examples_ubuntu-latest_g++_cxx14_relwithdebinfo_preview=OFF	3m 29s
ubuntu-latest_g++_cxx14_relwithdebinfo_preview=OFF	19m 19s
examples_macos-12_clang++_cxx14_relwithdebinfo_preview=ON	5m 47s
examples_ubuntu-20.04_g++_cxx17_release_preview=ON	3m 37s
ubuntu-20.04_g++_cxx17_release_preview=ON	16m 2s
examples_ubuntu-20.04_g++-10_cxx20_debug_preview=ON	4m 9s
ubuntu-20.04_g++-10_cxx20_debug_preview=ON	13m 20s
macos-12_clang++_cxx14_relwithdebinfo_preview=ON	13m 52s
examples_windows_cl2019_cxx14_relwithdebinfo_preview=ON	5m 54s
windows_cl2019_cxx14_relwithdebinfo_preview=ON	14m 20s
examples_windows_cl2022_cxx17_relwithdebinfo_preview=OFF	5m 0s
windows_cl2022_cxx17_relwithdebinfo_preview=OFF	14m 15s
copyright_check	8s
codespell	16s
documentation	1m 6s
pages	0s
	2h 1m 15s

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