webos.inc: Drop include for webos-repositories.inc

:Release Notes:
Components using these variables should inherit webos_public_repo.

:Detailed Notes:
With newer oe-core there is a warning shown every time some file is
included multiple times, fixes 100+ warnings like this:
WARNING: Duplicate inclusion for
/OE/meta-webos/conf/distro/include/webos-repositories.inc in
/OE/meta-webos/recipes-webos/luna-sysmgr-common/luna-sysmgr-common.bb

:Testing Performed:
Only build tested.

:QA Notes:
No change to image.

:Issues Addressed:
[GF-59658] Don't include .inc files twice
[GF-59661] CCC: Don't include .inc files twice

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@lge.com>
Open-webOS-DCO-1.0-Signed-off-by: Susan Montooth <susan.montooth@lge.com>

Originally-reviewed-on: https://g2g.palm.com/4519
Cherry-picked-from-commit: b74a127f8fbcecc5ffc36925ed3df0bc901edf42
Cherry-picked-from-branch: @acadia

Change-Id: I23b292460aeec387dae0e9b9bf1dc999ea337ab7
webos-image: Remove dropbear from end-user hardware production images

:Release Notes:
Remove dropbear from end-user images for hardware MACHINE-s that are
configured for production. Keep it included for developer images,
emulator images, and prerelease images.

:Detailed Notes:
A separate variable is used to ensure that one can easily switch to
openssh by changing a single variable.

:Testing Performed:
Build tested and verified in buildhistory.

:QA Notes:

:Issues Addressed:
[GF-56848] Remove dropbear from the production end-user images
[GF-59546] CCC: Updates for production images

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@lge.com>
Open-webOS-DCO-1.0-Signed-off-by: Susan Montooth <susan.montooth@lge.com>

Originally-reviewed-on: https://g2g.palm.com/4502
Cherry-picked-from-commit: 86854f06d7b9489b7c24758a9a27bf50d1727c56
Cherry-picked-from-branch: @acadia

Change-Id: Ic3bf5eb04981751e939e46dd56493eab6e59dbcb
webos-image: Invent "webos-production-image" value for IMAGE_FEATURES

:Release Notes:
When building production image, add "webos-production-image" to
IMAGE_FEATURES.

:Detailed Notes:

:Testing Performed:
Only build tested and verified with bitbake -e.

:QA Notes:
No change to image.

:Issues Addressed:
[GF-59274] Invent "webos-production-image" value for IMAGE_FEATURES
[GF-59546] CCC: Updates for production images

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@lge.com>
Open-webOS-DCO-1.0-Signed-off-by: Susan Montooth <susan.montooth@lge.com>

Originally-reviewed-on: https://g2g.palm.com/4503
Cherry-picked-from-commit: 977435f1a6617430843bff791f1842be63190a2c
Cherry-picked-from-branch: @acadia

Change-Id: I356c446df5311f68d59de62e6eb797a7e92f6fa4