Update delete-project plugin to latest master revision

Adds the following commits which migrate the plugin to Polymer 3:

c3dde41 - package.json: Bazelify eslint invocation
b13d540 - Migrate delete-project plugin to polymer 3
761aff8 - Convert legacy Polymer elements to class-based

Change-Id: Ib6e227e3276296e3a664d370319dc7dd8a2db111
diff --git a/plugins/delete-project b/plugins/delete-project
index 128d50b..c3dde41 160000
--- a/plugins/delete-project
+++ b/plugins/delete-project
@@ -1 +1 @@
-Subproject commit 128d50bf6f877b3d803475aa03e7d8a25abd79f5
+Subproject commit c3dde41c212b69e076b3535f913ecd22f02869b2