Use upper case hex digits in golden ratio constant

Signed-off-by: Graham <gpe@openrs2.org>

crypto/src/main/kotlin/org/openrs2/crypto/IsaacRandom.kt

@@ -270,6 +270,6 @@ public class IsaacRandom : StreamCipher {
         private const val SIZEL = 8
         private const val SIZE = 1 shl SIZEL
         private const val MASK = (SIZE - 1) shl 2
-        private const val GOLDEN_RATIO = 0x9e3779b9.toInt()
+        private const val GOLDEN_RATIO = 0x9E3779B9.toInt()
     }
 }

crypto/src/main/kotlin/org/openrs2/crypto/Xtea.kt

@@ -2,7 +2,7 @@ package org.openrs2.crypto
 
 import io.netty.buffer.ByteBuf
 
-private const val GOLDEN_RATIO = 0x9e3779b9.toInt()
+private const val GOLDEN_RATIO = 0x9E3779B9.toInt()
 private const val ROUNDS = 32
 private const val BLOCK_SIZE = 8
 private const val BLOCK_SIZE_MASK = BLOCK_SIZE - 1