Bump github.com/bradleyjkemp/cupaloy/v2 from 2.5.0 to 2.6.0

Bumps [github.com/bradleyjkemp/cupaloy/v2](https://github.com/bradleyjkemp/cupaloy) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/bradleyjkemp/cupaloy/releases)
- [Commits](bradleyjkemp/cupaloy@v2.5.0...v2.6.0)

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

go.mod

@@ -3,6 +3,6 @@ module github.com/bradleyjkemp/memviz
 go 1.15
 
 require (
-	github.com/bradleyjkemp/cupaloy/v2 v2.5.0
+	github.com/bradleyjkemp/cupaloy/v2 v2.6.0
 	github.com/stretchr/testify v1.6.1
 )

go.sum

@@ -1,5 +1,6 @@
 github.com/bradleyjkemp/cupaloy/v2 v2.5.0 h1:XI37Pqyl+msFaJDYL3JuPFKGUgnVxyJp+gQZQGiz2nA=
 github.com/bradleyjkemp/cupaloy/v2 v2.5.0/go.mod h1:TD5UU0rdYTbu/TtuwFuWrtiRARuN7mtRipvs/bsShSE=
+github.com/bradleyjkemp/cupaloy/v2 v2.6.0/go.mod h1:bm7JXdkRd4BHJk9HpwqAI8BoAY1lps46Enkdqw6aRX0=
 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=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=