Update browser releases (#29122)

* Update browser releases

* Update firefox.json

* Update firefox_android.json

---------

Co-authored-by: Florian Scholz <[email protected]>

Author: mdn-bot

browsers/firefox.json

@@ -1054,28 +1054,28 @@
         "147": {
           "release_date": "2026-01-13",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/147",
-          "status": "current",
+          "status": "retired",
           "engine": "Gecko",
           "engine_version": "147"
         },
         "148": {
           "release_date": "2026-02-24",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/148",
-          "status": "beta",
+          "status": "current",
           "engine": "Gecko",
           "engine_version": "148"
         },
         "149": {
           "release_date": "2026-03-24",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/149",
-          "status": "nightly",
+          "status": "beta",
           "engine": "Gecko",
           "engine_version": "149"
         },
         "150": {
           "release_date": "2026-04-21",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/150",
-          "status": "planned",
+          "status": "nightly",
           "engine": "Gecko",
           "engine_version": "150"
         }

browsers/firefox_android.json

@@ -921,28 +921,28 @@
         "147": {
           "release_date": "2026-01-13",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/147",
-          "status": "current",
+          "status": "retired",
           "engine": "Gecko",
           "engine_version": "147"
         },
         "148": {
           "release_date": "2026-02-24",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/148",
-          "status": "beta",
+          "status": "current",
           "engine": "Gecko",
           "engine_version": "148"
         },
         "149": {
           "release_date": "2026-03-24",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/149",
-          "status": "nightly",
+          "status": "beta",
           "engine": "Gecko",
           "engine_version": "149"
         },
         "150": {
           "release_date": "2026-04-21",
           "release_notes": "https://developer.mozilla.org/docs/Mozilla/Firefox/Releases/150",
-          "status": "planned",
+          "status": "nightly",
           "engine": "Gecko",
           "engine_version": "150"
         }