Update issue template link in proposal template (#1198)

Signed-off-by: John Mertic <[email protected]>

Author: jmertic

process/proposal_template.md

@@ -4,5 +4,5 @@ grand_parent: Processes
 parent: Project Lifecycle
 nav_order: 2
 redirect_to:
-  - https://github.com/AcademySoftwareFoundation/tac/issues/new/choose
+  - https://github.com/AcademySoftwareFoundation/tac/issues/new?template=02-new-project-proposal.yml
 ---