Bump connectrpc.com/connect to 1.16.2

This fixes a panic that occurs if an unmarshaling error is handled
during the processing of an error to a unary request.

go.mod

@@ -15,7 +15,7 @@ require (
 	cloud.google.com/go/resourcemanager v1.9.7
 	cloud.google.com/go/spanner v1.60.0
 	cloud.google.com/go/storage v1.39.1
-	connectrpc.com/connect v1.15.0
+	connectrpc.com/connect v1.16.2
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.11.1
 	github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.6.0
 	github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v3 v3.0.1

go.sum

@@ -33,6 +33,8 @@ cloud.google.com/go/storage v1.39.1 h1:MvraqHKhogCOTXTlct/9C3K3+Uy2jBmFYb3/Sp6dV
 cloud.google.com/go/storage v1.39.1/go.mod h1:xK6xZmxZmo+fyP7+DEF6FhNc24/JAe95OLyOHCXFH1o=
 connectrpc.com/connect v1.15.0 h1:lFdeCbZrVVDydAqwr4xGV2y+ULn+0Z73s5JBj2LikWo=
 connectrpc.com/connect v1.15.0/go.mod h1:bQmjpDY8xItMnttnurVgOkHUBMRT9cpsNi2O4AjKhmA=
+connectrpc.com/connect v1.16.2 h1:ybd6y+ls7GOlb7Bh5C8+ghA6SvCBajHwxssO2CGFjqE=
+connectrpc.com/connect v1.16.2/go.mod h1:n2kgwskMHXC+lVqb18wngEpF95ldBHXjZYJussz5FRc=
 cuelabs.dev/go/oci/ociregistry v0.0.0-20240314152124-224736b49f2e h1:GwCVItFUPxwdsEYnlUcJ6PJxOjTeFFCKOh6QWg4oAzQ=
 cuelabs.dev/go/oci/ociregistry v0.0.0-20240314152124-224736b49f2e/go.mod h1:ApHceQLLwcOkCEXM1+DyCXTHEJhNGDpJ2kmV6axsx24=
 cuelang.org/go v0.8.1 h1:VFYsxIFSPY5KgSaH1jQ2GxHOrbu6Ga3kEI70yCZwnOg=