Ignore analyzer deprecations (for now) (#754)

* also fix CI jobs

Author: kevmoo

.github/workflows/publish.yaml

@@ -12,3 +12,6 @@ jobs:
   publish:
     if: ${{ github.repository_owner == 'dart-lang' }}
     uses: dart-lang/ecosystem/.github/workflows/publish.yaml@main
+    permissions:
+      pull-requests: write
+      id-token: write

analysis_options.yaml

@@ -5,6 +5,9 @@ analyzer:
     strict-casts: true
     strict-inference: true
     strict-raw-types: true
+  errors:
+    # analyzer deprecations
+    deprecated_member_use: ignore
 
 linter:
   rules: