Update pubspec.lock.

Author: rkistner

demos/django-todolist/pubspec.lock

@@ -310,7 +310,7 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description:

demos/supabase-anonymous-auth/pubspec.lock

@@ -366,7 +366,7 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description:

demos/supabase-edge-function-auth/pubspec.lock

@@ -390,7 +390,7 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description:

demos/supabase-simple-chat/pubspec.lock

@@ -406,7 +406,7 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description:

demos/supabase-todolist-drift/pubspec.lock

@@ -686,14 +686,14 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_attachments_helper:
     dependency: "direct main"
     description:
       path: "../../packages/powersync_attachments_helper"
       relative: true
     source: path
-    version: "0.6.5"
+    version: "0.6.5+1"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description:

demos/supabase-todolist/pubspec.lock

@@ -470,14 +470,14 @@ packages:
       path: "../../packages/powersync"
       relative: true
     source: path
-    version: "1.6.7"
+    version: "1.7.0"
   powersync_attachments_helper:
     dependency: "direct main"
     description:
       path: "../../packages/powersync_attachments_helper"
       relative: true
     source: path
-    version: "0.6.5"
+    version: "0.6.5+1"
   powersync_flutter_libs:
     dependency: "direct overridden"
     description: