Add support for Mode Page Policy (0x87) VPD page.

(cherry picked from commit abf46035ae02b6750dbf028666f3c3711f3bc000)
Oops, missed piece of r271311.

(cherry picked from commit fbe6280d13eacb04a9b0c1ec0f36678b1f56f962)
Report that DPO and FUA bits are supported after r271311.

(cherry picked from commit d6b90c0b3c0363c5f1f3a10a561e13dd71e502c0)