Bumping gaia.json for 5 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/d170342f8e18
Author: BavarianTomcat <tomcat@mozilla.com>
Desc: Revert "Bug 1131442 - Scan GAIA_APPDIRS with js" for windows bustage

This reverts commit ef026107fc2ba1c8b22faabcf5fc23aea9d20a9e.

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https://hg.mozilla.org/integration/gaia-central/rev/3125cb9c83eb
Author: autolander <bug.autolander@gmail.com>
Desc: Bug 1131970 - merge pull request #28143 from ADLR-es:highlight-broken to mozilla-b2g:master

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https://hg.mozilla.org/integration/gaia-central/rev/7089861e50fa
Author: Adrián de la Rosa <hola@adlr.es>
Desc: Bug 1131970 - [Contacts] Highlight is broken after contact node structure changed for bidi

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https://hg.mozilla.org/integration/gaia-central/rev/90d180ac05b3
Author: Zibi Braniecki <zbigniew.braniecki@gmail.com>
Desc: Merge pull request #28168 from zbraniecki/1124040-deharcode-gaia-version-in-l10njs

Bug 1124040 - Dehardcode gaia version in l10n.js. r=rickychien, stas

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https://hg.mozilla.org/integration/gaia-central/rev/8664d33f96e4
Author: Zibi Braniecki <gandalf@mozilla.com>
Desc: Bug 1124040 - Dehardcode gaia version in l10n.js

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "4cc37823802317731b25e0e4f36ebf691b97679e", 
+        "git_revision": "f0b93e0668ef9565bd6f050b15b4f794d59feb65", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "b7232a3682641cc6d80f0cef5d7ff7767c0bea4a", 
+    "revision": "d170342f8e1837435749392fc2bded3b9fee01d4", 
     "repo_path": "integration/gaia-central"
 }