Bump github.com/hashicorp/terraform-plugin-mux from 0.18.0 to 0.19.0 (#1141)

Bumps [github.com/hashicorp/terraform-plugin-mux](https://github.com/hashicorp/terraform-plugin-mux) from 0.18.0 to 0.19.0.
- [Release notes](https://github.com/hashicorp/terraform-plugin-mux/releases)
- [Changelog](https://github.com/hashicorp/terraform-plugin-mux/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-plugin-mux@v0.18.0...v0.19.0)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/terraform-plugin-mux
  dependency-version: 0.19.0
  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]

go.mod

@@ -17,7 +17,7 @@ require (
 	github.com/hashicorp/terraform-plugin-framework-validators v0.18.0
 	github.com/hashicorp/terraform-plugin-go v0.27.0
 	github.com/hashicorp/terraform-plugin-log v0.9.0
-	github.com/hashicorp/terraform-plugin-mux v0.18.0
+	github.com/hashicorp/terraform-plugin-mux v0.19.0
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.36.1
 	github.com/mitchellh/mapstructure v1.5.0
 	github.com/oapi-codegen/oapi-codegen/v2 v2.4.1

go.sum

@@ -104,8 +104,8 @@ github.com/hashicorp/terraform-plugin-go v0.27.0 h1:ujykws/fWIdsi6oTUT5Or4ukvEan
 github.com/hashicorp/terraform-plugin-go v0.27.0/go.mod h1:FDa2Bb3uumkTGSkTFpWSOwWJDwA7bf3vdP3ltLDTH6o=
 github.com/hashicorp/terraform-plugin-log v0.9.0 h1:i7hOA+vdAItN1/7UrfBqBwvYPQ9TFvymaRGZED3FCV0=
 github.com/hashicorp/terraform-plugin-log v0.9.0/go.mod h1:rKL8egZQ/eXSyDqzLUuwUYLVdlYeamldAHSxjUFADow=
-github.com/hashicorp/terraform-plugin-mux v0.18.0 h1:7491JFSpWyAe0v9YqBT+kel7mzHAbO5EpxxT0cUL/Ms=
-github.com/hashicorp/terraform-plugin-mux v0.18.0/go.mod h1:Ho1g4Rr8qv0qTJlcRKfjjXTIO67LNbDtM6r+zHUNHJQ=
+github.com/hashicorp/terraform-plugin-mux v0.19.0 h1:F2QxnHfsvdoWbF7EWeEHA+sfmBetlW5pipq+zWnVdIc=
+github.com/hashicorp/terraform-plugin-mux v0.19.0/go.mod h1:MO+7zYzrMz2Ohc5r8m7sM6YT+F8ET4lgYKe2GhiYW0g=
 github.com/hashicorp/terraform-plugin-sdk/v2 v2.36.1 h1:WNMsTLkZf/3ydlgsuXePa3jvZFwAJhruxTxP/c1Viuw=
 github.com/hashicorp/terraform-plugin-sdk/v2 v2.36.1/go.mod h1:P6o64QS97plG44iFzSM6rAn6VJIC/Sy9a9IkEtl79K4=
 github.com/hashicorp/terraform-registry-address v0.2.5 h1:2GTftHqmUhVOeuu9CW3kwDkRe4pcBDq0uuK5VJngU1M=