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

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https://hg.mozilla.org/integration/gaia-central/rev/5a80324f88a4
Author: Jim Porter <jporter@mozilla.com>
Desc: Merge pull request #32449 from jimporter/music-nga-nfc

Bug 1207985 - [music][nga] Support sharing via NFC

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https://hg.mozilla.org/integration/gaia-central/rev/5bc57178b072
Author: Jim <jporter@mozilla.com>
Desc: Bug 1207985 - [music][nga] Support sharing via NFC

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https://hg.mozilla.org/integration/gaia-central/rev/52bb1c699f85
Author: gasolin <gasolin@gmail.com>
Desc: Merge pull request #32644 from gasolin/issue-1190041

Bug 1190041 - use normal button color for Firefox Account, r=me

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https://hg.mozilla.org/integration/gaia-central/rev/3cb336431caa
Author: gasolin <gasolin@gmail.com>
Desc: Bug 1190041 - use normal button color for Firefox Account, r=me

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "7fff750452a4c9eb2c8f5984ceea3281b0f184d0", 
+        "git_revision": "16eaf7555b77f779d8a90569caed08dce701c24a", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "0f061361309b8f869355fec5056b7ed13b97aaa5", 
+    "revision": "5a80324f88a49aa2e816172c9ce8c7d031dadab0", 
     "repo_path": "integration/gaia-central"
 }