Migrate module path from kyle/ to mc/ org

All import paths updated to git.wntrmute.dev/mc/. Bumps mcdsl to v1.2.0,
mc-proxy to v1.1.0.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

internal/agent/nodestatus.go

@@ -7,8 +7,8 @@ import (
 	"strings"
 	"time"
 
-	mcpv1 "git.wntrmute.dev/kyle/mcp/gen/mcp/v1"
-	"git.wntrmute.dev/kyle/mcp/internal/registry"
+	mcpv1 "git.wntrmute.dev/mc/mcp/gen/mcp/v1"
+	"git.wntrmute.dev/mc/mcp/internal/registry"
 	"golang.org/x/sys/unix"
 	"google.golang.org/protobuf/types/known/timestamppb"
 )