Andrews TI email is no longer valid and he indicated that it is
OK to remove him from the MAINTAINERS file for the DMA HEAPS FRAMEWORK.

For the BQ27xxx list I replaced Andrews email with mine.
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>