修改mx2mt中AbstractMx2MtTagsGenerate类中subFunctionInstructionForCreditorAgentAndJP方法传入没有判空的逻辑

swiftCore/src/main/java/com/brilliance/swift/mx2mt/AbstractMx2MtTagsGenerate.java

@@ -1591,7 +1591,9 @@ public abstract class AbstractMx2MtTagsGenerate implements Mx2MtTagsGenerate {
                     }
                 }
             }
-            mtInstrInf = "/ACC/" + mtInstrInf.trim();
+            if(StringUtil.isNotEmpty(mtInstrInf)){
+                mtInstrInf = "/ACC/" + mtInstrInf.trim();
+            }
             /*String regex = "(/(PHOB|HOLD|TELB)/[0-9a-zA-Z\\-\\?:\\(\\)\\.,'\\+]*)";
             mtInstrInf = mtInstrInf.replaceAll(regex, "");
             if (mtInstrInf.indexOf("/CHQB/") > -1) {