refactor: rename tools/ to tool/ to follow dart conventions

.pubignore

@@ -586,4 +586,4 @@ new_version.sh
 example/
 build/
 *.iml
-
+tool/

packages/wyatt_analysis/README.md

@@ -117,7 +117,7 @@ To indicate your project is using `wyatt_analysis` → [![style: wyatt analysis]
 When you want to create a new version of the plugin. Before any modification, execute the following command to create new files:
 
 ```sh
-./tools/new_version.sh <version>
+./tool/new_version.sh <version>
 ```
 
 The previous version is automatically retrieved from the `pubspec.yaml` file.
@@ -136,7 +136,7 @@ And update the following files:
 Then, you can use the following command to retrieve latest available lints from the official linter.
 
 ```sh
-./tools/check_rules.sh
+./tool/check_rules.sh
 ```
 
 After that, you can modify the files `lib/analysis_options.<version>.yaml` and `lib/analysis_options.flutter.<version>.yaml` to add new lints or remove some.
@@ -144,17 +144,17 @@ After that, you can modify the files `lib/analysis_options.<version>.yaml` and `
 Then you can sort the lints with the following command:
 
 ```sh
-./tools/sort_rules.sh
+./tool/sort_rules.sh
 ```
 
 Finally, you can generate the changelog with the following command:
 
 ```sh
-./tools/generate_changelog.sh <old_version>
+./tool/generate_changelog.sh <old_version>
 ```
 
 The new version is automatically retrieved from the `pubspec.yaml` file. But **you have to specify** the previous version.
 
 ## Notes
 
-You can explore every lint rules [here](https://dart.dev/tools/linter-rules).
+You can explore every lint rules [here](https://dart.dev/tool/linter-rules).