chore(deps): bump github.com/hashicorp/terraform-plugin-go

Bumps [github.com/hashicorp/terraform-plugin-go](https://github.com/hashicorp/terraform-plugin-go) from 0.30.0 to 0.31.0.
- [Release notes](https://github.com/hashicorp/terraform-plugin-go/releases)
- [Changelog](https://github.com/hashicorp/terraform-plugin-go/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-plugin-go@v0.30.0...v0.31.0)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/terraform-plugin-go
  dependency-version: 0.31.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

go.mod

@@ -1,14 +1,14 @@
 module github.com/stackitcloud/terraform-provider-stackit
 
-go 1.24.0
+go 1.25.0
 
 require (
 	github.com/google/go-cmp v0.7.0
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/mux v1.8.1
 	github.com/hashicorp/terraform-plugin-framework v1.18.0
 	github.com/hashicorp/terraform-plugin-framework-validators v0.19.0
-	github.com/hashicorp/terraform-plugin-go v0.30.0
+	github.com/hashicorp/terraform-plugin-go v0.31.0
 	github.com/hashicorp/terraform-plugin-log v0.10.0
 	github.com/hashicorp/terraform-plugin-testing v1.14.0
 	github.com/stackitcloud/stackit-sdk-go/core v0.23.0
@@ -98,7 +98,7 @@ require (
 	golang.org/x/tools v0.41.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20251202230838-ff82c1b0f217 // indirect
-	google.golang.org/grpc v1.79.1 // indirect
+	google.golang.org/grpc v1.79.2 // indirect
 	google.golang.org/protobuf v1.36.11 // indirect
 )
 

go.sum

@@ -93,8 +93,8 @@ github.com/hashicorp/terraform-plugin-framework v1.18.0 h1:Xy6OfqSTZfAAKXSlJ810l
 github.com/hashicorp/terraform-plugin-framework v1.18.0/go.mod h1:eeFIf68PME+kenJeqSrIcpHhYQK0TOyv7ocKdN4Z35E=
 github.com/hashicorp/terraform-plugin-framework-validators v0.19.0 h1:Zz3iGgzxe/1XBkooZCewS0nJAaCFPFPHdNJd8FgE4Ow=
 github.com/hashicorp/terraform-plugin-framework-validators v0.19.0/go.mod h1:GBKTNGbGVJohU03dZ7U8wHqc2zYnMUawgCN+gC0itLc=
-github.com/hashicorp/terraform-plugin-go v0.30.0 h1:VmEiD0n/ewxbvV5VI/bYwNtlSEAXtHaZlSnyUUuQK6k=
-github.com/hashicorp/terraform-plugin-go v0.30.0/go.mod h1:8d523ORAW8OHgA9e8JKg0ezL3XUO84H0A25o4NY/jRo=
+github.com/hashicorp/terraform-plugin-go v0.31.0 h1:0Fz2r9DQ+kNNl6bx8HRxFd1TfMKUvnrOtvJPmp3Z0q8=
+github.com/hashicorp/terraform-plugin-go v0.31.0/go.mod h1:A88bDhd/cW7FnwqxQRz3slT+QY6yzbHKc6AOTtmdeS8=
 github.com/hashicorp/terraform-plugin-log v0.10.0 h1:eu2kW6/QBVdN4P3Ju2WiB2W3ObjkAsyfBsL3Wh1fj3g=
 github.com/hashicorp/terraform-plugin-log v0.10.0/go.mod h1:/9RR5Cv2aAbrqcTSdNmY1NRHP4E3ekrXRGjqORpXyB0=
 github.com/hashicorp/terraform-plugin-sdk/v2 v2.38.1 h1:mlAq/OrMlg04IuJT7NpefI1wwtdpWudnEmjuQs04t/4=
@@ -302,8 +302,8 @@ google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAs
 google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20251202230838-ff82c1b0f217 h1:gRkg/vSppuSQoDjxyiGfN4Upv/h/DQmIR10ZU8dh4Ww=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20251202230838-ff82c1b0f217/go.mod h1:7i2o+ce6H/6BluujYR+kqX3GKH+dChPTQU19wjRPiGk=
-google.golang.org/grpc v1.79.1 h1:zGhSi45ODB9/p3VAawt9a+O/MULLl9dpizzNNpq7flY=
-google.golang.org/grpc v1.79.1/go.mod h1:KmT0Kjez+0dde/v2j9vzwoAScgEPx/Bw1CYChhHLrHQ=
+google.golang.org/grpc v1.79.2 h1:fRMD94s2tITpyJGtBBn7MkMseNpOZU8ZxgC3MMBaXRU=
+google.golang.org/grpc v1.79.2/go.mod h1:KmT0Kjez+0dde/v2j9vzwoAScgEPx/Bw1CYChhHLrHQ=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=