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

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https://hg.mozilla.org/integration/gaia-central/rev/0a276bb65648
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #30640 from davidflanagan/bug1174367

Bug 1174367 - remove the #xywh media fragment in crop_resize_rotate.js r=pdahiya

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https://hg.mozilla.org/integration/gaia-central/rev/74e4d17a29c8
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Bug 1174367 - remove the #xywh media fragment in crop_resize_rotate.js

========

https://hg.mozilla.org/integration/gaia-central/rev/8416929a56e1
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #30634 from davidflanagan/bug1175243

Bug 1175243 - fix the scanning animation in Gallery and Video r=pdahiya

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https://hg.mozilla.org/integration/gaia-central/rev/e4b996edf430
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Bug 1175243 - fix the scanning animation in Gallery and Video

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "23970dcfc7839381af2ab270705e3b4691bec4c0", 
+        "git_revision": "816c360ba59c009a97c7f20742fb1b34426d27db", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "1d51e592ea8ada6859813995c66dd36c4607aaf5", 
+    "revision": "0a276bb65648417c413bba008ae7613c75b6cb9e", 
     "repo_path": "integration/gaia-central"
 }