Update: openbrush tag correction (#591)

Author: Juminstock

docs/tutorials/from-zero-to-ink-hero/nft/Wizard/wizard.md

@@ -82,7 +82,7 @@ edition = "2021"
 ink = { version = "4.2.1", default-features = false }
 scale = { package = "parity-scale-codec", version = "3", default-features = false, features = ["derive"] }
 scale-info = { version = "2.6", default-features = false, features = ["derive"], optional = true }
-openbrush = { tag = "v4.0.0-beta", git = "https://github.com/Brushfam/openbrush-contracts", default-features = false, features = ["psp34", "ownable"] }
+openbrush = { tag = "4.0.0-beta", git = "https://github.com/Brushfam/openbrush-contracts", default-features = false, features = ["psp34", "ownable"] }
 
 [lib]
 path = "lib.rs"