Revert "[cmake] Use `CMAKE_INSTALL_LIBDIR` too"

This reverts commit f7a33090a91015836497c75f173775392ab0304d.

Unfortunately this causes a number of failures that didn't show up in my
local build.

NOKEYCHECK=True
GitOrigin-RevId: e941b031d316f74267350fe2373d30e28b3a2c2e
2 files changed
tree: f7066da6e8e6520f28290a0b4532dd638f60e094
  1. cmake/
  2. docs/
  3. include/
  4. src/
  5. test/
  6. .clang-format
  7. CMakeLists.txt
  8. LICENSE.TXT