Fix broken assumption about digestValue

Author: lauzadis

runtime/runtime-core/common/test/aws/smithy/kotlin/runtime/hashing/Crc32cTest.kt

@@ -33,8 +33,6 @@ class Crc32cTest {
         val input = "foobar"
 
         crc.update(input.encodeToByteArray(), 0, input.length / 2)
-        assertEquals(3485773341U, crc.digestValue()) // checksum of "foo"
-
         crc.update(input.encodeToByteArray(), (input.length - input.length / 2), input.length / 2)
         assertEquals(224353407U, crc.digestValue()) // checksum of "foobar"
     }
@@ -45,8 +43,7 @@ class Crc32cTest {
         val input = "foobar"
 
         crc.update(input.encodeToByteArray(), 0, input.length)
-        assertEquals(224353407U, crc.digestValue()) // checksum of "foobar"
-        assertEquals("DV9cfw==", crc.digest().encodeBase64String())
+        assertEquals("DV9cfw==", crc.digest().encodeBase64String()) // checksum of "foobar"
     }
 
     @Test