Merge pull request #160 from Workiva/release_scip-dart_1.5.3

FEDX-1674 Release scip-dart 1.5.3

Author: rmconsole4-wk

lib/src/version.dart

@@ -2,4 +2,4 @@
 // stored within pubspec.yaml
 
 /// The current version of scip_dart
-const scipDartVersion = '1.5.2';
+const scipDartVersion = '1.5.3';

pubspec.yaml

@@ -1,5 +1,5 @@
 name: scip_dart
-version: 1.5.2
+version: 1.5.3
 description: generates scip bindings for dart files
 repository: https://github.com/Workiva/scip-dart