Merge pull request #58475 from Cynerva/gkk/fix-lint-2

Automatic merge from submit-queue (batch tested with PRs 58422, 58229, 58421, 58435, 58475). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Fix flake8 lint error in kubernetes-master charm

**What this PR does / why we need it**:

This trivial whitespace change fixes a lint error from flake8 on the kubernetes-master charm:

```
reactive/kubernetes_master.py:140:1: E302 expected 2 blank lines, found 1
```

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-01-18 16:36:43 -08:00 committed by GitHub
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@ -137,6 +137,7 @@ def snap_resources_changed():
any_file_changed(paths)
return 'unknown'
def upgrade_for_etcd():
# we are upgrading the charm.
# If this is an old deployment etcd_version is not set