chore(deps): bump github.com/lib/pq from 1.11.2 to 1.12.0

Bumps [github.com/lib/pq](https://github.com/lib/pq) from 1.11.2 to 1.12.0.
- [Release notes](https://github.com/lib/pq/releases)
- [Changelog](https://github.com/lib/pq/blob/master/CHANGELOG.md)
- [Commits](https://github.com/lib/pq/compare/v1.11.2...v1.12.0)

---
updated-dependencies:
- dependency-name: github.com/lib/pq
  dependency-version: 1.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/gofrs/flock v0.13.0
 	github.com/gosuri/uitable v0.0.4
 	github.com/jmoiron/sqlx v1.4.0
-	github.com/lib/pq v1.11.2
+	github.com/lib/pq v1.12.0
 	github.com/mattn/go-shellwords v1.0.12
 	github.com/moby/term v0.5.2
 	github.com/opencontainers/go-digest v1.0.0

go.sum

@@ -192,8 +192,8 @@ github.com/lann/builder v0.0.0-20180802200727-47ae307949d0/go.mod h1:dXGbAdH5GtB
 github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 h1:P6pPBnrTSX3DEVR4fDembhRWSsG5rVo6hYhAB/ADZrk=
 github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0/go.mod h1:vmVJ0l/dxyfGW6FmdpVm2joNMFikkuWg0EoCKLGUMNw=
 github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
-github.com/lib/pq v1.11.2 h1:x6gxUeu39V0BHZiugWe8LXZYZ+Utk7hSJGThs8sdzfs=
-github.com/lib/pq v1.11.2/go.mod h1:/p+8NSbOcwzAEI7wiMXFlgydTwcgTr3OSKMsD2BitpA=
+github.com/lib/pq v1.12.0 h1:mC1zeiNamwKBecjHarAr26c/+d8V5w/u4J0I/yASbJo=
+github.com/lib/pq v1.12.0/go.mod h1:/p+8NSbOcwzAEI7wiMXFlgydTwcgTr3OSKMsD2BitpA=
 github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de h1:9TO3cAIGXtEhnIaL+V+BEER86oLrvS+kWobKpbJuye0=
 github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de/go.mod h1:zAbeS9B/r2mtpb6U+EI2rYA5OAXxsYw6wTamcNW+zcE=
 github.com/mailru/easyjson v0.9.0 h1:PrnmzHw7262yW8sTBwxi1PdJA3Iw/EKBa8psRf7d9a4=