Update Code Editor & use new clearHistory() function

🥳 The dev added it really fast!
Closes #19

This update should have addressed #20, as well, but it seems like the issue is still there... 😔

lib/config_editor.dart

@@ -45,7 +45,7 @@ class _ConfigEditorState extends ConsumerState<ConfigEditor> {
 
   void readFile(File file) {
     codeController.text = file.readAsStringSync();
-    // codeController.clearHistory();
+    codeController.clearHistory();
     openConfig = file;
   }
 

pubspec.lock

@@ -441,10 +441,10 @@ packages:
     dependency: "direct main"
     description:
       name: re_editor
-      sha256: abae2b015799c936b9f9b68888e2c55007dd159b4654a85da22ce1af84efbd17
+      sha256: "41f2d52060682f12daca57ebefd4ea5b8bbf611ada196c14f38130ae46945e89"
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.1"
+    version: "0.4.0"
   re_highlight:
     dependency: "direct main"
     description:
@@ -694,10 +694,10 @@ packages:
     dependency: transitive
     description:
       name: uuid
-      sha256: "83d37c7ad7aaf9aa8e275490669535c8080377cfa7a7004c24dfac53afffaa90"
+      sha256: f33d6bb662f0e4f79dcd7ada2e6170f3b3a2530c28fc41f49a411ddedd576a77
       url: "https://pub.dev"
     source: hosted
-    version: "4.4.2"
+    version: "4.5.0"
   vector_math:
     dependency: transitive
     description:

pubspec.yaml

@@ -36,7 +36,7 @@ dependencies:
     sdk: flutter
   flutter_riverpod: ^2.5.1
   path: ^1.9.0
-  re_editor: ^0.3.1
+  re_editor: ^0.4.0
   re_highlight: ^0.0.3
   rxdart: ^0.28.0
   shared_preferences: ^2.3.2