chore(deps): bump github.com/mediocregopher/radix/v3 from 3.7.0 to 3.8.0

Bumps [github.com/mediocregopher/radix/v3](https://github.com/mediocregopher/radix) from 3.7.0 to 3.8.0.
- [Release notes](https://github.com/mediocregopher/radix/releases)
- [Changelog](https://github.com/mediocregopher/radix/blob/v3/CHANGELOG.md)
- [Commits](mediocregopher/radix@v3.7.0...v3.8.0)

---
updated-dependencies:
- dependency-name: github.com/mediocregopher/radix/v3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -3,7 +3,7 @@ module github.com/xjem/t38c
 go 1.14
 
 require (
-	github.com/mediocregopher/radix/v3 v3.7.0
+	github.com/mediocregopher/radix/v3 v3.8.0
 	github.com/paulmach/go.geojson v1.4.0
 	github.com/stretchr/testify v1.7.0
 	github.com/tidwall/gjson v1.6.8

go.sum

@@ -1,8 +1,8 @@
 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=
-github.com/mediocregopher/radix/v3 v3.7.0 h1:SM9zJdme5pYGEVvh1HttjBjDmIaNBDKy+oDCv5w81Wo=
-github.com/mediocregopher/radix/v3 v3.7.0/go.mod h1:8FL3F6UQRXHXIBSPUs5h0RybMF8i4n7wVopoX3x7Bv8=
+github.com/mediocregopher/radix/v3 v3.8.0 h1:HI8EgkaM7WzsrFpYAkOXIgUKbjNonb2Ne7K6Le61Pmg=
+github.com/mediocregopher/radix/v3 v3.8.0/go.mod h1:8FL3F6UQRXHXIBSPUs5h0RybMF8i4n7wVopoX3x7Bv8=
 github.com/paulmach/go.geojson v1.4.0 h1:5x5moCkCtDo5x8af62P9IOAYGQcYHtxz2QJ3x1DoCgY=
 github.com/paulmach/go.geojson v1.4.0/go.mod h1:YaKx1hKpWF+T2oj2lFJPsW/t1Q5e1jQI61eoQSTwpIs=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=