11466 Assert that the JUnit tests are running on Java 8 (cla: yes, waiting for tree to go green)

11473 Add missing newline at EOF (cla: yes)

11475 buildfix: support build windows release/profile mode(#32746) (cla: yes)

11483 Roll buildroot to 58d85da77cf1d5c668d185570fa8ed3d2e1a1ab5 (cla: yes)

11489 Ensure trailing newline before EOF in C++ sources (cla: yes)

11492 Roll third_party/benchmark to a779ffce872b4c811beef482e18bd0b63626aa42 (cla: yes)