bump intl to 0.19.0 so we can use flutter 3.22

just need to work around flutter_calendar_carousel lagging behind
see https://github.com/dooboolab-community/flutter_calendar_carousel/pull/367

flatpak/scripts/pubspec.lock

@@ -13,10 +13,10 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
+      sha256: a1ace0a119f20aabc852d165077c036cd864315bd99b7eaa10a60100341941bf
       url: "https://pub.dev"
     source: hosted
-    version: "1.18.0"
+    version: "1.19.0"
   http:
     dependency: "direct main"
     description:
@@ -29,26 +29,26 @@ packages:
     dependency: transitive
     description:
       name: http_parser
-      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
+      sha256: "40f592dd352890c3b60fec1b68e786cefb9603e05ff303dbc4dda49b304ecdf4"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.2"
+    version: "4.1.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
+      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.15.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   source_span:
     dependency: transitive
     description:
@@ -82,4 +82,4 @@ packages:
     source: hosted
     version: "1.3.2"
 sdks:
-  dart: ">=2.19.0 <4.0.0"
+  dart: ">=3.4.0 <4.0.0"