fix Beckhof checksum calculation

silecs-codegen/src/xml/test/generated_correct/client/Beckhoff_BC9020.silecsparam

@@ -2,8 +2,8 @@
 <SILECS-Param silecs-version="DEV">
   <Mapping-Info>
     <Owner user-login="schwinn"/>
-    <Generation date="2018-01-31 17:06:08.923964"/>
-    <Deployment checksum="698440379"/>
+    <Generation date="2022-05-03 13:44:38.926747"/>
+    <Deployment checksum="2710318349"/>
   </Mapping-Info>
   <SILECS-Mapping plc-name="Beckhoff_BC9020" plc-brand="BECKHOFF" plc-system="TWINCat-2" plc-model="BC9020" protocol="BLOCK_MODE" address="32768" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" domain="" used-mem="TODO">
     <SILECS-Class name="SilecsHeader" version="1.0.0" address="32768" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" used-mem="MW0..MW23/24 words" used-DI="0 word" used-DO="0 word" used-AI="0 word" used-AO="0 word">

silecs-codegen/src/xml/test/generated_correct/client/Beckhoff_CX9020_TC2.silecsparam

@@ -2,8 +2,8 @@
 <SILECS-Param silecs-version="DEV">
   <Mapping-Info>
     <Owner user-login="schwinn"/>
-    <Generation date="2018-01-31 17:06:08.965570"/>
-    <Deployment checksum="3857507129"/>
+    <Generation date="2022-05-03 13:44:38.956378"/>
+    <Deployment checksum="444862625"/>
   </Mapping-Info>
   <SILECS-Mapping plc-name="Beckhoff_CX9020_TC2" plc-brand="BECKHOFF" plc-system="TWINCat-2" plc-model="CX9020" protocol="BLOCK_MODE" address="24576" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" domain="" used-mem="TODO">
     <SILECS-Class name="SilecsHeader" version="1.0.0" address="24576" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" used-mem="MW0..MW51/52 words" used-DI="0 word" used-DO="0 word" used-AI="0 word" used-AO="0 word">

silecs-codegen/src/xml/test/generated_correct/client/Beckhoff_CX9020_TC3.silecsparam

@@ -2,8 +2,8 @@
 <SILECS-Param silecs-version="DEV">
   <Mapping-Info>
     <Owner user-login="schwinn"/>
-    <Generation date="2018-01-31 17:06:09.018813"/>
-    <Deployment checksum="3857507129"/>
+    <Generation date="2022-05-03 13:44:38.982863"/>
+    <Deployment checksum="444862625"/>
   </Mapping-Info>
   <SILECS-Mapping plc-name="Beckhoff_CX9020_TC3" plc-brand="BECKHOFF" plc-system="TWINCat-3" plc-model="CX9020" protocol="BLOCK_MODE" address="24576" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" domain="" used-mem="TODO">
     <SILECS-Class name="SilecsHeader" version="1.0.0" address="24576" DI-address="-1" DO-address="-1" AI-address="-1" AO-address="-1" used-mem="MW0..MW25/26 words" used-DI="0 word" used-DO="0 word" used-AI="0 word" used-AO="0 word">

silecs-codegen/src/xml/test/generated_correct/controller/Beckhoff_BC9020.exp

@@ -11,7 +11,7 @@ VAR_GLOBAL
     _version_a781_SilecsHeader AT %MW0: STRING(16):= DEV;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
-    _checksum_a781_SilecsHeader AT %MW9: DWORD:= 698440379;
+    _checksum_a781_SilecsHeader AT %MW9: DWORD:= 2710318349;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
     _user_a781_SilecsHeader AT %MW11: STRING(16):= 'schwinn';

silecs-codegen/src/xml/test/generated_correct/controller/Beckhoff_CX9020_TC2.exp

@@ -11,7 +11,7 @@ VAR_GLOBAL
     _version_a781_SilecsHeader AT %MW0: STRING(16):= DEV;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
-    _checksum_a781_SilecsHeader AT %MW20: DWORD:= 3857507129;
+    _checksum_a781_SilecsHeader AT %MW20: DWORD:= 444862625;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
     _user_a781_SilecsHeader AT %MW24: STRING(16):= 'schwinn';

silecs-codegen/src/xml/test/generated_correct/controller/Beckhoff_CX9020_TC3.exp

@@ -11,7 +11,7 @@ VAR_GLOBAL
     _version_a781_SilecsHeader AT %MW0: STRING(16):= DEV;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
-    _checksum_a781_SilecsHeader AT %MW20: DWORD:= 3857507129;
+    _checksum_a781_SilecsHeader AT %MW20: DWORD:= 444862625;
 
     (*SilecsHeader/SilecsHeader/hdrBlk *)
     _user_a781_SilecsHeader AT %MW24: STRING(16):= 'schwinn';