Revert "Added checksum checking for the executable bytes."

This reverts commit b0053bfb1c.

dcb-exe/src/reader/error.rs

@@ -22,13 +22,6 @@ pub enum DeserializeError {
 	#[error("Unable to read data")]
 	ReadData(#[source] std::io::Error),
 
-	/// Data checksum was wrong
-	#[error("Data checksum was invalid: {checksum:?}")]
-	DataChecksum {
-		/// Checksum found
-		checksum: md5::Digest,
-	},
-
 	/// Unable to get known data
 	#[error("Unable to get known data table")]
 	KnownDataTable(#[source] GetKnownError),