go: bump golang.org/x/crypto from 0.31.0 to 0.50.0 in /control-plane (#23)

Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.31.0 to 0.50.0.
- [Commits](golang/crypto@v0.31.0...v0.50.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-version: 0.50.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

control-plane/go.mod

@@ -1,13 +1,13 @@
 module github.com/openagentlock/openagentlock/control-plane
 
-go 1.21
+go 1.25.0
 
 // Dependencies will be added as the API surface lands. Kept empty here so
 // `go mod tidy` produces a deterministic graph from the imports below.
 
 require (
-	golang.org/x/crypto v0.31.0
+	golang.org/x/crypto v0.50.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
-require golang.org/x/sys v0.29.0 // indirect
+require golang.org/x/sys v0.43.0 // indirect

control-plane/go.sum

@@ -1,7 +1,7 @@
-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 v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
-golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/crypto v0.50.0 h1:zO47/JPrL6vsNkINmLoo/PH1gcxpls50DNogFvB5ZGI=
+golang.org/x/crypto v0.50.0/go.mod h1:3muZ7vA7PBCE6xgPX7nkzzjiUq87kRItoJQM1Yo8S+Q=
+golang.org/x/sys v0.43.0 h1:Rlag2XtaFTxp19wS8MXlJwTvoh8ArU6ezoyFsMyCTNI=
+golang.org/x/sys v0.43.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=