M2: Revert "msm: vidc: Add a check for separate metadata buffers"

Userland lags with metadata commits.

This reverts commit 3883780c95fb50a2c1c24c748a4411c55f409f9c.
M2: Revert "msm: vidc: Separate meta buffers support in secure mode"

Userland lags with metadata commits.

This reverts commit eb8179b17b0d31ab9ab4605bf4842acb30058102.

Conflicts:

	drivers/video/msm/vidc/1080p/ddl/vcd_ddl.c