Update Eigen to commit:0b51f763cbbd0ed08168f88972724329f0375498

CHANGELOG
=========
0b51f763c - Revert "Geometry/EulerAngles: make sure that returned solution has canonical ranges"
2d0c6ad87 - Revert "Vectorize cast"
8999525c2 - AVX2: Packet4ul has pmul, abs2
eb5ff1861 - Vectorize cast
3918768be - Fix sparse iterator and tests.
70410310a - Fix boolean bitwise and warning.
f6cf5dca8 - Packet4ul does not have Abs2
03f646b7e - New VSX version of BF16 GEMV (Power) - up to 6.7X faster
29c8e3c75 - fix pow for uint32_t, disable pmul<Packet4ul>
7f06bcae2 - Geometry/EulerAngles: make sure that returned solution has canonical ranges
a347dbbab - Delete last few occurences of HasHalfPacket.

PiperOrigin-RevId: 527690297
Change-Id: Ia877c6d543d8418b0649fce29168183d2be05775
14 files changed