Updated command to use right dart commands

Author: bitsydarel

lib/src/checkers/dart_project_style_guide_checker.dart

@@ -82,8 +82,8 @@ class DartProjectStyleGuideChecker extends CodeStyleViolationsChecker {
   @protected
   Future<void> runPubGet() {
     return Process.run(
-      'pub',
-      <String>['get'],
+      'dart',
+      <String>['pub', 'get'],
       runInShell: true,
       stdoutEncoding: utf8,
       stderrEncoding: utf8,

lib/src/checkers/flutter_project_style_guide_checker.dart

@@ -53,7 +53,7 @@ class FlutterProjectStyleGuideChecker extends DartProjectStyleGuideChecker {
   Future<void> runPubGet() {
     return Process.run(
       'flutter',
-      <String>['packages', 'get'],
+      <String>['pub', 'get'],
       runInShell: true,
       stderrEncoding: utf8,
       stdoutEncoding: utf8,