Bump github.com/d5/tengo/v2 from 2.1.2 to 2.2.0 (#499)

Bumps [github.com/d5/tengo/v2](https://github.com/d5/tengo) from 2.1.2 to 2.2.0.
- [Release notes](https://github.com/d5/tengo/releases)
- [Changelog](https://github.com/d5/tengo/blob/master/.goreleaser.yml)
- [Commits](https://github.com/d5/tengo/compare/v2.1.2...v2.2.0)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

go.mod

@@ -3,7 +3,7 @@ module github.com/thrasher-corp/gocryptotrader
 go 1.12
 
 require (
-	github.com/d5/tengo/v2 v2.1.2
+	github.com/d5/tengo/v2 v2.2.0
 	github.com/gofrs/uuid v3.2.0+incompatible
 	github.com/golang/protobuf v1.4.1
 	github.com/google/go-querystring v1.0.0

go.sum

@@ -34,6 +34,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSY
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/d5/tengo/v2 v2.1.2 h1:JR5O6qJW2GW9lpv/MfEqK16a/Wpp2y8I0JZZ5fqNOL0=
 github.com/d5/tengo/v2 v2.1.2/go.mod h1:XRGjEs5I9jYIKTxly6HCF8oiiilk5E/RYXOZ5b0DZC8=
+github.com/d5/tengo/v2 v2.2.0 h1:S9R1Dx4GNedqp6FYjuuplxvXzdbHpz12MZOvpKLf3iw=
+github.com/d5/tengo/v2 v2.2.0/go.mod h1:XRGjEs5I9jYIKTxly6HCF8oiiilk5E/RYXOZ5b0DZC8=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=