Remove unnecessary bool check in ZipArchive ReadCentralDirectory (#113784)

Co-authored-by: Carlos Sánchez López <1175054+carlossanlop@users.noreply.github.com>

Author: IDisposable

src/libraries/System.IO.Compression/src/System/IO/Compression/ZipArchive.cs

@@ -524,8 +524,7 @@ private void ReadCentralDirectory()
                     ReadOnlySpan<byte> sizedFileBuffer = fileBufferSpan.Slice(0, currBytesRead);
 
                     // the buffer read must always be large enough to fit the constant section size of at least one header
-                    continueReadingCentralDirectory = continueReadingCentralDirectory
-                        && sizedFileBuffer.Length >= ZipCentralDirectoryFileHeader.BlockConstantSectionSize;
+                    continueReadingCentralDirectory = sizedFileBuffer.Length >= ZipCentralDirectoryFileHeader.BlockConstantSectionSize;
 
                     while (continueReadingCentralDirectory
                         && currPosition + ZipCentralDirectoryFileHeader.BlockConstantSectionSize < sizedFileBuffer.Length)