Upgrade grafana-plugin-sdk-go (deps): Bump github.com/grafana/grafana-plugin-sdk-go

Bumps [github.com/grafana/grafana-plugin-sdk-go](https://github.com/grafana/grafana-plugin-sdk-go) from 0.261.0 to 0.263.0.
- [Release notes](https://github.com/grafana/grafana-plugin-sdk-go/releases)
- [Commits](https://github.com/grafana/grafana-plugin-sdk-go/compare/v0.261.0...v0.263.0)

---
updated-dependencies:
- dependency-name: github.com/grafana/grafana-plugin-sdk-go
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -7,11 +7,11 @@ toolchain go1.23.3
 require (
 	github.com/bitly/go-simplejson v0.5.1
 	github.com/dlclark/regexp2 v1.10.0
-	github.com/grafana/grafana-plugin-sdk-go v0.261.0
+	github.com/grafana/grafana-plugin-sdk-go v0.263.0
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/prometheus/client_golang v1.20.5
 	github.com/stretchr/testify v1.10.0
-	golang.org/x/net v0.33.0
+	golang.org/x/net v0.34.0
 	gotest.tools v2.2.0+incompatible
 )
 
@@ -25,7 +25,7 @@ require (
 	github.com/chromedp/cdproto v0.0.0-20230914224007-a15a36ccbc2e // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.5 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/elazarl/goproxy v1.2.6 // indirect
+	github.com/elazarl/goproxy v1.3.0 // indirect
 	github.com/fatih/color v1.15.0 // indirect
 	github.com/getkin/kin-openapi v0.128.0 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
@@ -93,7 +93,7 @@ require (
 	golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 // indirect
 	golang.org/x/mod v0.22.0 // indirect
 	golang.org/x/sync v0.10.0 // indirect
-	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/sys v0.29.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
 	golang.org/x/tools v0.28.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect