Update main documentation

main/footer.js

@@ -1,7 +1,7 @@
 function writeHeader() {
-    document.write('Version 1.14.4-dev11');
+    document.write('Version 1.14.4-dev12');
 };
 
 function writeFooter()  {
-    document.write('Generated on Tue Feb 21 2023 08:44:01 for CMSIS-DSP 1.14.4-dev11+g8b49478. Copyright © 2022-2023 Arm Limited (or its affiliates). All rights reserved.');
+    document.write('Generated on Tue Feb 21 2023 10:34:06 for CMSIS-DSP 1.14.4-dev12+gd7e4dea. Copyright © 2022-2023 Arm Limited (or its affiliates). All rights reserved.');
 };

version.js

@@ -1,6 +1,6 @@
 //--- list of versions ---
 const versions = {
-    "main": "1.14.4-dev11",
+    "main": "1.14.4-dev12",
     "latest": "1.14.3",
     "v1.14.2": "1.14.2",
     "v1.14.1": "1.14.1",