chore: spacing + removed redundant comments

Author: JeneaVranceanu

Sources/Web3Core/KeystoreManager/BIP32HDNode.swift

@@ -97,7 +97,7 @@ public class HDNode {
         let hmacKey = "Bitcoin seed".data(using: .ascii)!
         let hmac: Authenticator = HMAC(key: hmacKey.bytes, variant: HMAC.Variant.sha2(.sha512))
         guard let entropy = try? hmac.authenticate(seed.bytes) else { return nil }
-        guard entropy.count == 64 else { return nil}
+        guard entropy.count == 64 else { return nil }
         let I_L = entropy[0..<32]
         let I_R = entropy[32..<64]
         chaincode = Data(I_R)

Sources/Web3Core/Utility/Utilities.swift

@@ -202,11 +202,9 @@ public struct Utilities {
     }
 
     /// Recover the Ethereum address from recoverable secp256k1 signature. Message is first hashed using the "personal hash" protocol.
-    /// BE WARNED - changing a message will result in different Ethereum address, but not in error.
-    ///
-    /// Input parameters should be Data objects.
+    /// BE WARNED - changing a message will result in different Ethereum address, but not in an error.
     public static func personalECRecover(_ personalMessage: Data, signature: Data) -> EthereumAddress? {
-        if signature.count != 65 { return nil}
+        if signature.count != 65 { return nil }
         let rData = signature[0..<32].bytes
         let sData = signature[32..<64].bytes
         var vData = signature[64]
@@ -226,10 +224,8 @@ public struct Utilities {
 
     /// Recover the Ethereum address from recoverable secp256k1 signature.
     /// Takes a hash of some message. What message is hashed should be checked by user separately.
-    ///
-    /// Input parameters should be Data objects.
     public static func hashECRecover(hash: Data, signature: Data) -> EthereumAddress? {
-        if signature.count != 65 { return nil}
+        if signature.count != 65 { return nil }
         let rData = signature[0..<32].bytes
         let sData = signature[32..<64].bytes
         var vData = signature[64]

Sources/web3swift/HookedFunctions/Web3+BrowserFunctions.swift

@@ -52,7 +52,7 @@ extension Web3.BrowserFunctions {
     }
 
     public func personalECRecover(_ personalMessage: Data, signature: Data) -> String? {
-        if signature.count != 65 { return nil}
+        if signature.count != 65 { return nil }
         let rData = signature[0..<32].bytes
         let sData = signature[32..<64].bytes
         var vData = signature[64]