Fixed #179.

Signed-off-by: Laird Nelson <ljnelson@gmail.com>

Author: ljnelson

src/main/java/org/microbean/helm/chart/StreamOrientedChartLoader.java

@@ -715,7 +715,6 @@ protected void installAny(final Chart.Builder chartBuilder, final InputStream st
     builder.setTypeUrl(name);
     final ByteString fileContents = ByteString.readFrom(stream);
     assert fileContents != null;
-    assert fileContents.isValidUtf8();
     builder.setValue(fileContents);
   }