Fix good first issue filter on readme
Current filter on good first issue show no open issues the filter uses "kind/good first issue" but "good first issue" is used to create issues
@@ -77,7 +77,7 @@ We welcome contributions! Here's how you can contribute:
* Join the [jib-users mailing list](https://groups.google.com/forum/#!forum/jib-users)
* Contribute:
* *Read the [contributing guide](https://github.com/GoogleContainerTools/jib/blob/master/CONTRIBUTING.md) before starting work on an issue*
- * Try to fix [good first issues](https://github.com/GoogleContainerTools/jib/labels/kind%2Fgood%20first%20issue)
+ * Try to fix [good first issues](https://github.com/GoogleContainerTools/jib/labels/good%20first%20issue)
* Help out on [issues that need help](https://github.com/GoogleContainerTools/jib/labels/kind%2Fquestion)
* Join in on [discussion issues](https://github.com/GoogleContainerTools/jib/labels/discuss)
<!-- * Read the [style guide] -->
