Bump github.com/spotinst/spotinst-sdk-go from 1.68.0 to 1.70.0

Bumps [github.com/spotinst/spotinst-sdk-go](https://github.com/spotinst/spotinst-sdk-go) from 1.68.0 to 1.70.0.
- [Release notes](https://github.com/spotinst/spotinst-sdk-go/releases)
- [Changelog](https://github.com/spotinst/spotinst-sdk-go/blob/master/.goreleaser.yaml)
- [Commits](spotinst/spotinst-sdk-go@v1.68.0...v1.70.0)

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

go.mod

@@ -9,6 +9,6 @@ require (
 	github.com/hashicorp/go-cleanhttp v0.5.1
 	github.com/hashicorp/go-version v1.2.1
 	github.com/hashicorp/terraform-plugin-sdk v1.16.0
-	github.com/spotinst/spotinst-sdk-go v1.68.0
+	github.com/spotinst/spotinst-sdk-go v1.70.0
 	golang.org/x/lint v0.0.0-20200302205851-738671d3881b
 )

go.sum

@@ -326,8 +326,8 @@ github.com/spf13/afero v1.2.2 h1:5jhuqJyZCZf2JRofRvN/nIFgIWNzPa3/Vz8mYylgbWc=
 github.com/spf13/afero v1.2.2/go.mod h1:9ZxEEn6pIJ8Rxe320qSDBk6AsU0r9pR7Q4OcevTdifk=
 github.com/spf13/pflag v1.0.2/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
 github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
-github.com/spotinst/spotinst-sdk-go v1.68.0 h1:ywMLyuSvPYYKHzo/7s0z4ZS2WfTdtueP6/1vDOsiXEQ=
-github.com/spotinst/spotinst-sdk-go v1.68.0/go.mod h1:sSRVZTSdUAPxeELD/urZkxcfU/DcxO1/UIdOxagqFBc=
+github.com/spotinst/spotinst-sdk-go v1.70.0 h1:MbgaPR+iqpwjItqS+tn2+gUP2Lw+WCNs5xOI1H8AN0A=
+github.com/spotinst/spotinst-sdk-go v1.70.0/go.mod h1:sSRVZTSdUAPxeELD/urZkxcfU/DcxO1/UIdOxagqFBc=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=