Bump github.com/containers/common from 0.14.3 to 0.15.1

Bumps [github.com/containers/common](https://github.com/containers/common) from 0.14.3 to 0.15.1.
- [Release notes](https://github.com/containers/common/releases)
- [Commits](https://github.com/containers/common/compare/v0.14.3...v0.15.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

vendor/github.com/containers/common/pkg/config/config_local.go

@@ -76,6 +76,18 @@ func (c *ContainersConfig) validateUlimits() error {
 	return nil
 }
 
+func (c *ContainersConfig) validateTZ() error {
+	if c.TZ == "local" {
+		return nil
+	}
+	zonePath := filepath.Join("/usr/share/zoneinfo", c.TZ)
+	_, err := os.Stat(zonePath)
+	if err != nil {
+		return fmt.Errorf("Unrecognized timezone %s", zonePath)
+	}
+	return nil
+}
+
 func isRemote() bool {
 	return false
 }