Revert dialect changes

examples/app/build.yaml

@@ -20,7 +20,7 @@ targets:
           # features will be available. We depend on `sqlite3_flutter_libs`, which lets us use the latest
           # version with fts5 enabled.
           sql:
-            dialect: postgres
+            dialect: sqlite
             options:
               version: "3.38"
               modules: [fts5]

examples/flutter_web_worker_example/build.yaml

@@ -8,8 +8,6 @@ targets:
           generate_values_in_copy_with: true
           named_parameters: true
           new_sql_code_generation: true
-          sql:
-            dialect: postgres
       build_web_compilers|entrypoint:
         generate_for:
           - web/**.dart

examples/migrations_example/build.yaml

@@ -4,6 +4,4 @@ targets:
       drift_dev:
         options:
           generate_connect_constructor: true
-          new_sql_code_generation: true
-          sql:
-            dialect: postgres
+          new_sql_code_generation: true

examples/web_worker_example/build.yaml

@@ -37,8 +37,6 @@ targets:
           generate_values_in_copy_with: true
           named_parameters: true
           new_sql_code_generation: true
-          sql:
-            dialect: postgres
       build_web_compilers:entrypoint:
         generate_for:
           # This one is compiled in the other target