Bump github.com/gorilla/csrf from 1.7.0 to 1.7.1

Bumps [github.com/gorilla/csrf](https://github.com/gorilla/csrf) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/gorilla/csrf/releases)
- [Commits](https://github.com/gorilla/csrf/compare/v1.7.0...v1.7.1)

---
updated-dependencies:
- dependency-name: github.com/gorilla/csrf
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -5,7 +5,7 @@ require (
 	github.com/fatih/color v1.10.0
 	github.com/go-ini/ini v1.66.4
 	github.com/go-sql-driver/mysql v1.6.0
-	github.com/gorilla/csrf v1.7.0
+	github.com/gorilla/csrf v1.7.1
 	github.com/gorilla/feeds v1.1.1
 	github.com/gorilla/mux v1.8.0
 	github.com/gorilla/schema v1.2.0

go.sum

@@ -44,8 +44,8 @@ github.com/gologme/log v1.2.0 h1:Ya5Ip/KD6FX7uH0S31QO87nCCSucKtF44TLbTtO7V4c=
 github.com/gologme/log v1.2.0/go.mod h1:gq31gQ8wEHkR+WekdWsqDuf8pXTUZA9BnnzTuPz1Y9U=
 github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e h1:JKmoR8x90Iww1ks85zJ1lfDGgIiMDuIptTOhJq+zKyg=
 github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
-github.com/gorilla/csrf v1.7.0 h1:mMPjV5/3Zd460xCavIkppUdvnl5fPXMpv2uz2Zyg7/Y=
-github.com/gorilla/csrf v1.7.0/go.mod h1:+a/4tCmqhG6/w4oafeAZ9pEa3/NZOWYVbD9fV0FwIQA=
+github.com/gorilla/csrf v1.7.1 h1:Ir3o2c1/Uzj6FBxMlAUB6SivgVMy1ONXwYgXn+/aHPE=
+github.com/gorilla/csrf v1.7.1/go.mod h1:+a/4tCmqhG6/w4oafeAZ9pEa3/NZOWYVbD9fV0FwIQA=
 github.com/gorilla/css v1.0.0 h1:BQqNyPTi50JCFMTw/b67hByjMVXZRwGha6wxVGkeihY=
 github.com/gorilla/css v1.0.0/go.mod h1:Dn721qIggHpt4+EFCcTLTU/vk5ySda2ReITrtgBl60c=
 github.com/gorilla/feeds v1.1.1 h1:HwKXxqzcRNg9to+BbvJog4+f3s/xzvtZXICcQGutYfY=