Automatic merge from submit-queue (batch tested with PRs 44596, 52708, 53163, 53167, 52692). 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>.

Improve deb and rpm packaging in bazel build

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

- kubernetes-cni package now has proper version (0.5.1)
- Synchronize post-1.8 version of 10-kubeadm.conf file from release
  repository.
- Fix dependencies
- Improve descriptions in produced packages

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:
This PR will be safe to cherry-pick to 1.8 branch. After that we will be able to generate from bazel automatically usable packages for both 1.8 and master branch out of bazel builds.
cc @ixdy @mikedanese @luxas 

**Release note**:
```release-note
- Improved generation of deb and rpm packages in bazel build
```