deps: Upgrade Flutter to latest main, 3.22.0-16.0.pre.20

And update Flutter's supporting libraries to match.

Author: chrisbobbe

ios/Podfile.lock

@@ -221,7 +221,7 @@ SPEC CHECKSUMS:
   GoogleDataTransport: 6c09b596d841063d76d4288cc2d2f42cc36e1e2a
   GoogleUtilities: d053d902a8edaa9904e1bd00c37535385b8ed152
   image_picker_ios: b545a5f16c0fa88e3ecbbce3ed4de45567a8ec18
-  integration_test: ce0a3ffa1de96d1a89ca0ac26fca7ea18a749ef4
+  integration_test: 252f60fa39af5e17c3aa9899d35d908a0721b573
   nanopb: 438bc412db1928dac798aa6fd75726007be04262
   package_info_plus: 58f0028419748fad15bf008b270aaa8e54380b1c
   path_provider_foundation: 3784922295ac71e43754bd15e0653ccfd36a147c

pubspec.lock

@@ -712,10 +712,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: "7687075e408b093f36e6bbf6c91878cc0d4cd10f409506f7bc996f68220b9136"
+      sha256: "25dfcaf170a0190f47ca6355bdd4552cb8924b430512ff0cafb8db9bd41fe33b"
       url: "https://pub.dev"
     source: hosted
-    version: "1.12.0"
+    version: "1.14.0"
   mime:
     dependency: transitive
     description:
@@ -1077,26 +1077,26 @@ packages:
     dependency: "direct dev"
     description:
       name: test
-      sha256: "7ee446762c2c50b3bd4ea96fe13ffac69919352bd3b4b17bac3f3465edc58073"
+      sha256: d72b538180efcf8413cd2e4e6fcc7ae99c7712e0909eb9223f9da6e6d0ef715f
       url: "https://pub.dev"
     source: hosted
-    version: "1.25.2"
+    version: "1.25.4"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "9955ae474176f7ac8ee4e989dadfb411a58c30415bcfb648fa04b2b8a03afa7f"
+      sha256: "2419f20b0c8677b2d67c8ac4d1ac7372d862dc6c460cdbb052b40155408cd794"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.0"
+    version: "0.7.1"
   test_core:
     dependency: transitive
     description:
       name: test_core
-      sha256: "2bc4b4ecddd75309300d8096f781c0e3280ca1ef85beda558d33fcbedc2eead4"
+      sha256: "4d070a6bc36c1c4e89f20d353bfd71dc30cdf2bd0e14349090af360a029ab292"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.0"
+    version: "0.6.2"
   timezone:
     dependency: transitive
     description:
@@ -1205,10 +1205,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: a75f83f14ad81d5fe4b3319710b90dec37da0e22612326b696c9e1b8f34bbf48
+      sha256: "3923c89304b715fb1eb6423f017651664a03bf5f4b29983627c4da791f74a4ec"
       url: "https://pub.dev"
     source: hosted
-    version: "14.2.0"
+    version: "14.2.1"
   watcher:
     dependency: transitive
     description:
@@ -1297,5 +1297,5 @@ packages:
     source: path
     version: "0.0.1"
 sdks:
-  dart: ">=3.5.0-18.0.dev <4.0.0"
-  flutter: ">=3.22.0-5.0.pre.22"
+  dart: ">=3.5.0-90.0.dev <4.0.0"
+  flutter: ">=3.22.0-16.0.pre.20"

pubspec.yaml

@@ -24,8 +24,8 @@ environment:
   # that by the time we want to release, these will have become stable.
   # TODO: Before general release, switch to stable Flutter and Dart versions,
   #   or pin exact versions: https://github.com/zulip/zulip-flutter/issues/15
-  sdk: '>=3.5.0-18.0.dev <4.0.0'
-  flutter: '>=3.22.0-5.0.pre.22'
+  sdk: '>=3.5.0-90.0.dev <4.0.0'
+  flutter: '>=3.22.0-16.0.pre.20'
 
 # Dependencies specify other packages that your package needs in order to work.
 # To automatically upgrade your package dependencies to the latest versions