Merge lp:~chad.smith/curtin/docs-proposed into lp:~curtin-dev/curtin/trunk

[Chad Smith]

docs: Trivial doc fix for enabling proposed.

When specifying deb lines a 'source' key is required in each sources element.

[Ryan Harper (raharper)]

+1

This can be seen in the apt_source_command.yaml, it's a mismatch in the docs versus code/test.

review: Approve

[Server Team CI bot (server-team-bot)]

PASSED: Continuous integration, rev:530
https://jenkins.ubuntu.com/server/job/curtin-ci/642/
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    SUCCESS: https://jenkins.ubuntu.com/server/job/curtin-ci/nodes=metal-ppc64el/642
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review: Approve (continuous-integration)

=== modified file 'doc/topics/apt_source.rst'
--- doc/topics/apt_source.rst	2016-08-18 16:17:20 +0000
+++ doc/topics/apt_source.rst	2017-10-02 21:10:07 +0000
@@ -135,7 +135,9 @@
 
  apt:
    sources:
-     proposed.list: deb $MIRROR $RELEASE-proposed main restricted universe multiverse
+     proposed.list:
+       source: |
+         deb $MIRROR $RELEASE-proposed main restricted universe multiverse
 
 * Make debug symbols available
 
@@ -143,11 +145,12 @@
 
  apt:
    sources:
-     ddebs.list: |
-       deb http://ddebs.ubuntu.com $RELEASE main restricted universe multiverse
-       deb http://ddebs.ubuntu.com $RELEASE-updates main restricted universe multiverse
-       deb http://ddebs.ubuntu.com $RELEASE-security main restricted universe multiverse
-       deb http://ddebs.ubuntu.com $RELEASE-proposed main restricted universe multiverse
+     ddebs.list:
+       source: |
+         deb http://ddebs.ubuntu.com $RELEASE main restricted universe multiverse
+         deb http://ddebs.ubuntu.com $RELEASE-updates main restricted universe multiverse
+         deb http://ddebs.ubuntu.com $RELEASE-security main restricted universe multiverse
+         deb http://ddebs.ubuntu.com $RELEASE-proposed main restricted universe multiverse
 
 Timing
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