Update dependencies

vendor/github.com/prometheus/procfs/fs.go

@@ -20,8 +20,7 @@ import (
 // FS represents the pseudo-filesystem sys, which provides an interface to
 // kernel data structures.
 type FS struct {
-	proc   fs.FS
-	isReal bool
+	proc fs.FS
 }
 
 // DefaultMountPoint is the common mount point of the proc filesystem.
@@ -40,11 +39,5 @@ func NewFS(mountPoint string) (FS, error) {
 	if err != nil {
 		return FS{}, err
 	}
-
-	isReal, err := isRealProc(mountPoint)
-	if err != nil {
-		return FS{}, err
-	}
-
-	return FS{fs, isReal}, nil
+	return FS{fs}, nil
 }