Bump github.com/golang-migrate/migrate/v4 from 4.7.0 to 4.15.2

Bumps [github.com/golang-migrate/migrate/v4](https://github.com/golang-migrate/migrate) from 4.7.0 to 4.15.2.
- [Release notes](https://github.com/golang-migrate/migrate/releases)
- [Changelog](https://github.com/golang-migrate/migrate/blob/master/.goreleaser.yml)
- [Commits](golang-migrate/migrate@v4.7.0...v4.15.2)

---
updated-dependencies:
- dependency-name: github.com/golang-migrate/migrate/v4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

go.mod

@@ -19,7 +19,7 @@ require (
 	github.com/go-redis/redis/v8 v8.11.5
 	github.com/gogo/protobuf v1.3.2
 	github.com/gogo/status v1.1.1
-	github.com/golang-migrate/migrate/v4 v4.7.0
+	github.com/golang-migrate/migrate/v4 v4.15.2
 	github.com/golang/protobuf v1.5.2
 	github.com/golang/snappy v0.0.4
 	github.com/gorilla/mux v1.8.0
@@ -167,7 +167,7 @@ require (
 	github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect
 	github.com/ncw/swift v1.0.53 // indirect
 	github.com/oklog/run v1.1.0 // indirect
-	github.com/pkg/browser v0.0.0-20210115035449-ce105d075bb4 // indirect
+	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/common/sigv4 v0.1.0 // indirect
 	github.com/prometheus/exporter-toolkit v0.7.3 // indirect