Update main documentation

main/footer.js

@@ -1,7 +1,7 @@
 function writeHeader() {
-    document.write('Version 1.14.5-dev3');
+    document.write('Version 1.14.5-dev4');
 };
 
 function writeFooter()  {
-    document.write('Generated on Mon Mar 13 2023 14:18:06 for CMSIS-DSP 1.14.5-dev3+ge8d1f3a. Copyright © 2022-2023 Arm Limited (or its affiliates). All rights reserved.');
+    document.write('Generated on Wed Mar 15 2023 06:26:45 for CMSIS-DSP 1.14.5-dev4+gac64fcc. Copyright © 2022-2023 Arm Limited (or its affiliates). All rights reserved.');
 };

version.js

@@ -1,6 +1,6 @@
 //--- list of versions ---
 const versions = {
-    "main": "1.14.5-dev3",
+    "main": "1.14.5-dev4",
     "latest": "1.14.4",
     "v1.14.3": "1.14.3",
     "v1.14.2": "1.14.2",