Lock file maintenance (#109)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

example/pubspec.lock

@@ -109,10 +109,10 @@ packages:
     dependency: transitive
     description:
       name: csslib
-      sha256: "706b5707578e0c1b4b7550f64078f0a0f19dec3f50a178ffae7006b0a9ca58fb"
+      sha256: "09bad715f418841f976c77db72d5398dc1253c21fb9c0c7f0b0b985860b2d58e"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.0"
+    version: "1.0.2"
   dart_code_linter:
     dependency: "direct dev"
     description:
@@ -199,10 +199,10 @@ packages:
     dependency: transitive
     description:
       name: html
-      sha256: "3a7812d5bcd2894edf53dfaf8cd640876cf6cef50a8f238745c8b8120ea74d3a"
+      sha256: "1fc58edeaec4307368c60d59b7e15b9d658b57d7f3125098b6294153c75337ec"
       url: "https://pub.dev"
     source: hosted
-    version: "0.15.4"
+    version: "0.15.5"
   http:
     dependency: transitive
     description: