Fix test case for Exbibytes

The test case value was wrong, but still passed the test.
Calculated value before: 6.9388939039072283776476979255676e-18
Calculated value after: 1.0842021724855044340074528008699e-19
Diff: 6.83...e-18

This delta is very small compared to the allowed tolerance of 1e-5.

Author: angularsen

UnitsNet.Tests/CustomCode/InformationTests.cs

@@ -36,7 +36,7 @@ public class InformationTests : InformationTestsBase
 
         protected override double ExbibitsInOneBit => 1d/Math.Pow(1024, 6);
 
-        protected override double ExbibytesInOneBit => 8d/Math.Pow(1024, 6);
+        protected override double ExbibytesInOneBit => 1/8d/Math.Pow(1024, 6);
 
         protected override double GibibitsInOneBit => 1d/Math.Pow(1024, 3);
 
@@ -97,4 +97,4 @@ public void MinValueIsCorrectForUnitWithBaseTypeDecimal()
             Assert.Equal((double) decimal.MinValue, Information.MinValue.Bits);
         }
     }
-}
+}