cc: Remove exclude_header_libs from export_header_lib_headers

This was already done for target.recovery, but was forgotten for
target.vendor and target.product.

Test: add exclude_header_libs to a target with export_header_lib_headers and build successfully

Tags:
Change-Id: Ib206f54b2176830e32af33b9b093b71d4f1351ac
Signed-off-by: Abhishek Gadewar <abhishekgadewar@meta.com>