Revert "[runtimes] Always define cxx_shared, cxx_static & other targets"

This reverts commit 79ee0342dbf025bc70f237bdfe9ccb4e10a592ce which
breaks the LLVM TSan bots.

NOKEYCHECK=True
GitOrigin-RevId: a3539090884c9159893c0b2b4c1dc34f23510707
1 file changed
tree: a9fc9376a5a43eb34cc7fcd3af199b8a50fa0171
  1. cmake/
  2. docs/
  3. include/
  4. src/
  5. test/
  6. .clang-format
  7. CMakeLists.txt
  8. LICENSE.TXT