Make libF77blas buildable for native_bridge am: 938430171d am: 53b6c8251e am: c9afc2c782

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/eigen/+/11987781

Change-Id: I9975625f422c5a8cc15edf49f2bfbb3e4bc3a568