Fix in types in test (#6557)

Author: dagnir

utils/src/test/java/software/amazon/awssdk/utils/io/LengthAwareInputStreamTest.java

@@ -293,15 +293,15 @@ public void skip_thenReadByteUntilEof_doesNotThrowLengthMismatch() throws IOExce
         LengthAwareInputStream is = new LengthAwareInputStream(delegate, delegateLength);
 
         int bytesToSkip = 8;
-        int skippedBytes = 0;
+        long skippedBytes = 0;
         while (skippedBytes != bytesToSkip) {
             long skipped = is.skip(1);
             if (skipped > 0) {
                 skippedBytes += skipped;
             }
         }
 
-        int totalRead = 0;
+        long totalRead = 0;
         while (is.read() != -1) {
             ++totalRead;
         }
@@ -318,15 +318,15 @@ public void skip_thenReadArrayUntilEof_doesNotThrowLengthMismatch() throws IOExc
         LengthAwareInputStream is = new LengthAwareInputStream(delegate, delegateLength);
 
         int bytesToSkip = 8;
-        int skippedBytes = 0;
+        long skippedBytes = 0;
         while (skippedBytes != bytesToSkip) {
             long skipped = is.skip(1);
             if (skipped > 0) {
                 skippedBytes += skipped;
             }
         }
 
-        int totalRead = 0;
+        long totalRead = 0;
         byte[] buff = new byte[8];
         int read;