Fixed wrongly named variable in Java how-to for credential issuance

Signed-off-by: Paul Dunphy <[email protected]>

docs/how-tos/issue-credential/java/IssueCredential.java

@@ -113,7 +113,7 @@ static void demo() throws Exception {
                 "               \"age\":[\"28\",\"28\"]\n" +
                 "        }";
 		AnoncredsResults.IssuerCreateClaimResult createClaimResult = issuerCreateClaim(walletHandle, claimRequestJSON,
-				claimAttributesJson, - 1).get();
+				credAttribsJson, - 1).get();
 		String claimJSON = createClaimResult.getClaimJson();
 		System.out.println("Claim:\n" + claimJSON);