Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/5b5ff717b7ce
Author: Russ Nicoletti <rnicoletti@mozilla.com>
Desc: Merge pull request #27942 from russnicoletti/bug-1129551

Bug 1129551 [RTL] [Video] The Progress bar slider overlaps the video total time r=djf

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https://hg.mozilla.org/integration/gaia-central/rev/95e6067b5faf
Author: Russ Nicoletti <rnicoletti@mozilla.com>
Desc: Bug 1129551 [RTL][Video] The Progress bar slider overlaps the video total time

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "0dd0a8c8d96969398e9e04da11327d54d2569935", 
+        "git_revision": "f8e12544861fc2da9d78d4e238b4449286b68a3a", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "589fb8ed0f9ba16588f9de01b855cf51e6fcf0a9", 
+    "revision": "5b5ff717b7ce20ef25499311051422f2e3403d7b", 
     "repo_path": "integration/gaia-central"
 }