build(c): don't expose Nanoarrow symbols #848

Job	Run time
clang-tidy	6m 13s
Common Libraries (Conda/macos-latest)	4m 39s
Common Libraries (Conda/ubuntu-latest)	3m 47s
C/C++ (Conda/macos-latest)	3m 46s
C/C++ (Conda/ubuntu-latest)	2m 3s
Go (No CGO) (macos-latest)	3m 49s
Go (No CGO) (ubuntu-latest)	2m 14s
Go (No CGO) (windows-latest)	3m 12s
Go (CGO) (Conda/macos-latest)	5m 27s
Python 3.9 (Conda/macos-latest)	7m 31s
Go (CGO) (Conda/ubuntu-latest)	3m 3s
Documentation 3.11 (Conda/ubuntu-latest)	8m 13s
Python 3.11 (Conda/macos-latest)	13m 2s
GLib/Ruby (Conda/macos-latest)	13m 16s
Python 3.9 (Conda/ubuntu-latest)	3m 56s
GLib/Ruby (Conda/ubuntu-latest)	3m 44s
Python 3.11 (Conda/ubuntu-latest)	3m 49s
	1h 31m 44s

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