Revert "Log process ID in each log entry (#949)"

This reverts commit 65dd9c5c0f.

cmd/root/logger.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"log/slog"
-	"os"
 
 	"github.com/databricks/cli/libs/cmdio"
 	"github.com/databricks/cli/libs/env"
@@ -70,7 +69,7 @@ func (f *logFlags) initializeContext(ctx context.Context) (context.Context, erro
 		return nil, err
 	}
 
-	slog.SetDefault(slog.New(handler).With(slog.Int("pid", os.Getpid())))
+	slog.SetDefault(slog.New(handler))
 	return log.NewContext(ctx, slog.Default()), nil
 }