webos-component-head.inc: Remove extraneous SRCREV settings
webos-component-head.inc: Remove extraneous SRCREV settings

It's only necessary to set SRCREV_pn-<component-name> to "${AUTOREV}"
in this file if the SRC_URI in the recipe for <component-name> doesn't
specify a tag from which to fetch.

Open-webOS-DCO-1.0-Signed-off-by: Herb Kuta <b3a29751759f7c347ddccce0da8ed5b3d511fcd0@palm.com>
Change-Id: I95fb7cb2ebc420dcdbb2e02b13a495400a742296
Reviewed-on: http://g2g.palm.com/1037
Tested-by: Herb Kuta <b3a29751759f7c347ddccce0da8ed5b3d511fcd0@palm.com>
Reviewed-by: Build Verification
Reviewed-by: Roger Stringer <4a83085ae8de511ccc672b7289dcd80a5211ef9f@palm.com>
Reviewed-by: Steve Lemke <a6e17c1c5a6c9dd76ee66151908942f6405c800f@palm.com>
Reviewed-by: Keith Derrick <62fb45708ac3f392369421d5b0d5e49e3fca4211@palm.com>
Reviewed-by: Susan Montooth <be0b8b1fe2cc6a744be9b1ae6516e077aa323e09@palm.com>
Tested-by: Susan Montooth <be0b8b1fe2cc6a744be9b1ae6516e077aa323e09@palm.com>

nizovn/meta-webos-ports,Garfonso/meta-webos-ports,nizovn/meta-webos-ports,openwebos/meta-webos,openwebos/meta-webos,openwebos/meta-webos,Garfonso/meta-webos-ports,openwebos/meta-webos