Revert "core: Correct the sensors UID"

This reverts commit eaea1d1d57075e3fe80593d14251d7563ba26a6a.

Change-Id: Ie0eb04b93aa241a540c30206a2e8a45e256d3322
Revert "system: core: Add Sensors group"

This reverts commit 4ea7a8c1a1a2d376743c10784b3774018139e8db.

Change-Id: I2d5df6dad157d79609ab68fde32032887fe909df
Merge "Revert "system: core: Add Sensors group"" into kitkat