Bump golang.org/x/crypto from 0.6.0 to 0.31.0 in /go/checkerlib

Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.6.0 to 0.31.0.
- [Commits](golang/crypto@v0.6.0...v0.31.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-type: direct:production
...

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

go/checkerlib/go.mod

@@ -2,6 +2,6 @@ module github.com/fausecteam/ctf-gameserver/go/checkerlib
 
 go 1.19
 
-require golang.org/x/crypto v0.6.0
+require golang.org/x/crypto v0.31.0
 
-require golang.org/x/sys v0.5.0 // indirect
+require golang.org/x/sys v0.28.0 // indirect

go/checkerlib/go.sum

@@ -1,4 +1,4 @@
-golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
-golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=