updating branch name

Signed-off-by: pranav jain <pranav23iitd@gmail.com>

Author: pranavJ23

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

@@ -47,7 +47,7 @@
   engine_branch: BABEL_2_11_STABLE__PG_14_15
   extension_branch: BABEL_2_11_STABLE
 '14.17':
-  engine_branch: BABEL_2_12_STABLE__PG_14_16
+  engine_branch: BABEL_2_12_STABLE__PG_14_17
   extension_branch: BABEL_2_12_STABLE
 'source.latest':
   engine_branch: latest