Bump connectrpc.com/connect from 1.17.0 to 1.18.1

Bumps [connectrpc.com/connect](https://github.com/connectrpc/connect-go) from 1.17.0 to 1.18.1.
- [Release notes](https://github.com/connectrpc/connect-go/releases)
- [Changelog](https://github.com/connectrpc/connect-go/blob/main/RELEASE.md)
- [Commits](connectrpc/connect-go@v1.17.0...v1.18.1)

---
updated-dependencies:
- dependency-name: connectrpc.com/connect
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -5,7 +5,7 @@ go 1.23.0
 toolchain go1.23.4
 
 require (
-	connectrpc.com/connect v1.17.0
+	connectrpc.com/connect v1.18.1
 	github.com/hashicorp/terraform-plugin-docs v0.20.1
 	github.com/hashicorp/terraform-plugin-framework v1.13.0
 	github.com/hashicorp/terraform-plugin-go v0.25.0

go.sum

@@ -1,7 +1,7 @@
 buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.1-20241127180247-a33202765966.1 h1:v223wh/bhlSHSc0tU9PXRWXHhkw3UWMtth7TmYGfHAQ=
 buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.1-20241127180247-a33202765966.1/go.mod h1:/zlFuuECgFgewxwW6qQKgvMJ07YZkWlVkcSxEhJprJw=
-connectrpc.com/connect v1.17.0 h1:W0ZqMhtVzn9Zhn2yATuUokDLO5N+gIuBWMOnsQrfmZk=
-connectrpc.com/connect v1.17.0/go.mod h1:0292hj1rnx8oFrStN7cB4jjVBeqs+Yx5yDIC2prWDO8=
+connectrpc.com/connect v1.18.1 h1:PAg7CjSAGvscaf6YZKUefjoih5Z/qYkyaTrBW8xvYPw=
+connectrpc.com/connect v1.18.1/go.mod h1:0292hj1rnx8oFrStN7cB4jjVBeqs+Yx5yDIC2prWDO8=
 dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk=
 dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
 github.com/BurntSushi/toml v1.2.1 h1:9F2/+DoOYIOksmaJFPw1tGFy1eDnIJXg+UHjuD8lTak=