4.0.5390
Using ext bundle instead of hard-coded v2 templates (#3391) (#3467) * Using ext bundle instead of hard-coded v2 templates * The blueprint append fix. * minor fix * Removed an unused variable. * We don't have fall back templates. Naren confirmed. Co-authored-by: Khuram Khan <64149947+khkh-ms@users.noreply.github.com>