Initial commit for Babelfish v2.18 (#4734)

This commit contains the following changes:

1. Add version info and upgrade test for 14.23
2. Add upgrade schedule files for 14.23
3. Bump babelfish_version from 2.17.0 to 2.18.0

Signed-off-by: Mohitraj G <mrxmohit@amazon.com>
Assisted by Kiro

Author: Mohitraj-g

.github/configuration/upgrade-test-configuration.yml

@@ -61,7 +61,7 @@ upgrade-version: [{
 {
   upgrade-path: [
     {
-      version: '14.22',
+      version: '14.23',
       upgrade-type: null
     },
     {

.github/template/version-branch-template.yml

@@ -61,6 +61,9 @@
 '14.22':
   engine_branch: BABEL_2_16_STABLE__PG_14_22
   extension_branch: BABEL_2_16_STABLE
+'14.23':
+  engine_branch: BABEL_2_17_STABLE__PG_14_23
+  extension_branch: BABEL_2_17_STABLE
 'source.latest':
   engine_branch: latest
   extension_branch: latest

contrib/babelfishpg_tsql/src/babelfish_version.h

@@ -8,7 +8,7 @@
  *-------------------------------------------------------------------------
  */
 
-#define BABELFISH_VERSION_STR "2.17.0"
-#define BABELFISH_INTERNAL_VERSION_STR "Babelfish 14.23.0.0"
+#define BABELFISH_VERSION_STR "2.18.0"
+#define BABELFISH_INTERNAL_VERSION_STR "Babelfish 14.24.0.0"
 #define BABEL_COMPATIBILITY_VERSION "12.0.2000.8"
 #define BABEL_COMPATIBILITY_MAJOR_VERSION "12"