FIX: Exit code on 0 found

Author: pecigonzalo

.pre-commit-config.yaml

@@ -1,5 +1,6 @@
+repos:
 - repo: git://github.com/pre-commit/pre-commit-hooks
-  sha: v0.7.1
+  rev: v1.3.0
   hooks:
     - id: end-of-file-fixer
     - id: trailing-whitespace

terraform_unused_vars/__main__.py

@@ -115,7 +115,7 @@ def main():
     if found > 0:
         sys.exit(1)
     else:
-        sys.exit(1)
+        sys.exit(0)
 
 
 if __name__ == '__main__':