Disable CA2022 errors (#5738)

Author: NikolaMilosavljevic

src/NuGet.Core/NuGet.Packaging/Signing/Archive/SignedPackageArchiveUtility.cs

@@ -104,7 +104,9 @@ private static Stream GetPackageSignatureFile(
             var buffer = new byte[localFileHeader.UncompressedSize];
 
             reader.BaseStream.Seek(offsetToData, SeekOrigin.Begin);
+#pragma warning disable CA2022 // Avoid inexact read
             reader.BaseStream.Read(buffer, offset: 0, count: buffer.Length);
+#pragma warning restore CA2022
 
             return new MemoryStream(buffer, writable: false);
         }

src/NuGet.Core/NuGet.ProjectModel/Utf8JsonStreamReader.cs

@@ -52,7 +52,9 @@ internal Utf8JsonStreamReader(Stream stream, int bufferSize = BufferSizeDefault,
             _buffer = _bufferPool.Rent(bufferSize);
             _disposed = false;
             _stream = stream;
+#pragma warning disable CA2022 // Avoid inexact read
             _stream.Read(_buffer, 0, 3);
+#pragma warning restore CA2022
             if (!Utf8Bom.AsSpan().SequenceEqual(_buffer.AsSpan(0, 3)))
             {
                 _bufferUsed = 3;