latest mono_repo, ignore hints for now, use pubspec feature

Closes #1196

Author: kevmoo

.github/workflows/dart.yml

@@ -1,13 +1,13 @@
 # See https://github.com/google/mono_repo.dart for details on this file
 sdk:
-- 2.17.0
+- pubspec
 - dev
 
 stages:
 - analyzer_and_format:
   - group:
     - format
-    - analyze: --fatal-infos .
+    - analyze: # --fatal-infos .
 - unit_test:
   - test
 - ensure_build:

_test_yaml/mono_pkg.yaml

@@ -1,13 +1,13 @@
 # See https://github.com/google/mono_repo.dart for details on this file
 sdk:
-- 2.17.0
+- pubspec
 - dev
 
 stages:
 - analyzer_and_format:
   - group:
     - format
-    - analyze: --fatal-infos .
+    - analyze: # --fatal-infos .
 
 - unit_test:
   - test

checked_yaml/mono_pkg.yaml

@@ -1,13 +1,13 @@
 # See https://github.com/google/mono_repo.dart for details on this file
 sdk:
-- 2.17.0
+- pubspec
 - dev
 
 stages:
 - analyzer_and_format:
   - group:
     - format
-    - analyze: --fatal-infos .
+    - analyze: # --fatal-infos .
 - unit_test:
   - test
 - ensure_build:

example/mono_pkg.yaml

@@ -1,10 +1,10 @@
 # See https://github.com/google/mono_repo.dart for details on this file
 sdk:
-- 2.17.0
+- pubspec
 - dev
 
 stages:
 - analyzer_and_format:
   - group:
     - format
-    - analyze: --fatal-infos .
+    - analyze: # --fatal-infos .

json_annotation/mono_pkg.yaml

@@ -1,13 +1,13 @@
 # See https://github.com/google/mono_repo.dart for details on this file
 sdk:
-- 2.17.0
+- pubspec
 - dev
 
 stages:
 - analyzer_and_format:
   - group:
     - format
-    - analyze: --fatal-infos .
+    - analyze: # --fatal-infos .
 - unit_test:
   - test:
   - test: -p chrome

json_serializable/mono_pkg.yaml

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Created with package:mono_repo v6.3.0
+# Created with package:mono_repo v6.4.0
 
 # Support built in commands on windows out of the box.
 # When it is a flutter repo (check the pubspec.yaml for "sdk: flutter")
@@ -68,8 +68,8 @@ for PKG in ${PKGS}; do
       echo -e "\033[1mPKG: ${PKG}; TASK: ${TASK}\033[22m"
       case ${TASK} in
       analyze)
-        echo 'dart analyze --fatal-infos .'
-        dart analyze --fatal-infos . || EXIT_CODE=$?
+        echo 'dart analyze'
+        dart analyze || EXIT_CODE=$?
         ;;
       format)
         echo 'dart format --output=none --set-exit-if-changed .'