chore: Bump github.com/imdario/mergo from 0.3.9 to 0.3.11

Bumps [github.com/imdario/mergo](https://github.com/imdario/mergo) from 0.3.9 to 0.3.11.
- [Release notes](https://github.com/imdario/mergo/releases)
- [Commits](darccio/mergo@v0.3.9...v0.3.11)

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

go.mod

@@ -3,37 +3,38 @@ module github.com/aws/copilot-cli
 go 1.14
 
 require (
-	github.com/AlecAivazis/survey/v2 v2.1.1
+	github.com/AlecAivazis/survey/v2 v2.1.0
 	github.com/Netflix/go-expect v0.0.0-20190729225929-0e00d9168667 // indirect
-	github.com/aws/aws-sdk-go v1.34.32
-	github.com/awslabs/goformation/v4 v4.15.0
+	github.com/aws/aws-sdk-go v1.34.0
+	github.com/awslabs/goformation/v4 v4.14.0
 	github.com/briandowns/spinner v1.11.1
 	github.com/dustin/go-humanize v1.0.0
 	github.com/fatih/color v1.9.0
 	github.com/fatih/structs v1.1.0
 	github.com/gobuffalo/packd v1.0.0
 	github.com/gobuffalo/packr/v2 v2.8.0
 	github.com/golang/mock v1.4.4
-	github.com/google/uuid v1.1.2
+	github.com/google/uuid v1.1.1
 	github.com/hinshun/vt10x v0.0.0-20180809195222-d55458df857c // indirect
-	github.com/imdario/mergo v0.3.9
+	github.com/imdario/mergo v0.3.11
 	github.com/karrick/godirwalk v1.15.6 // indirect
-	github.com/lnquy/cron v1.0.1
 	github.com/mattn/go-colorable v0.1.6 // indirect
+	github.com/mitchellh/mapstructure v1.3.0 // indirect
 	github.com/moby/buildkit v0.7.2
-	github.com/onsi/ginkgo v1.14.1
-	github.com/onsi/gomega v1.10.2
-	github.com/robfig/cron/v3 v3.0.1
+	github.com/onsi/ginkgo v1.14.0
+	github.com/onsi/gomega v1.10.1
+	github.com/pelletier/go-toml v1.8.0 // indirect
 	github.com/sirupsen/logrus v1.6.0 // indirect
-	github.com/smartystreets/goconvey v1.6.4 // indirect
-	github.com/spf13/afero v1.4.0
+	github.com/spf13/afero v1.3.4
+	github.com/spf13/cast v1.3.1 // indirect
 	github.com/spf13/cobra v1.0.0
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5
+	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.6.1
 	github.com/xlab/treeprint v1.0.0
 	golang.org/x/crypto v0.0.0-20200510223506-06a226fb4e37 // indirect
-	golang.org/x/mod v0.3.0
-	gopkg.in/ini.v1 v1.61.0
+	gopkg.in/ini.v1 v1.57.0
 	gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c
 )