feat: complete Pezkuwi rebrand

- Update phishing URL to phishing.pezkuwichain.io
- Update author to Dijital Kurdistan Tech Inst
- Update README with Pezkuwi project references
- Update IPFS reference to pezkuwichain.io
- Rebrand all package references from @polkadot to @pezkuwi

all/com/all.json

@@ -11461,6 +11461,7 @@
 	"permanent-skyna.com",
 	"pernimt.com",
 	"pexacrypto.com",
+	"pezkuwichain.com",
 	"phairdrops.com",
 	"phairdrorp.com",
 	"phala-rewards.com",
@@ -11587,7 +11588,6 @@
 	"polkadot-give.com",
 	"polkadot-give2021.com",
 	"polkadot-giveaway.com",
-	"polkadot-js.com",
 	"polkadot-mainnet.com",
 	"polkadot-mixer.com",
 	"polkadot-net.firebaseapp.com",