Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/6069d71a0033
Author: Hubert Figuière <hub@figuiere.net>
Desc: Merge pull request #22114 from eliperelman/bug-1037520-shift-app-launch-start-time-closer-to-user-intent

Bug 1037520 - Include start time capture in the repeat phase, not test start phase r=hub

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https://hg.mozilla.org/integration/gaia-central/rev/d7ad1150b92b
Author: Eli Perelman <eli@eliperelman.com>
Desc: Bug 1037520 - Include start time capture in the repeat phase, not test start phase

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https://hg.mozilla.org/integration/gaia-central/rev/80a43612065a
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #22104 from viorelaioia/bug_1043288

Bug 1043288 - Enable tests as Bug 1041510 is fixed

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https://hg.mozilla.org/integration/gaia-central/rev/90c8343a85b8
Author: Viorela Ioia <viorelaioia@gmail.com>
Desc: Bug 1043288 - Enable tests as Bug 1041510 is fixed

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "8fc5af87e26e5bb8a94555faa69bcc35904464b8", 
+    "revision": "6069d71a0033fa47405a2e616f26eb2002eb8842", 
     "repo_path": "/integration/gaia-central"
 }