DEV: bump `discourse_dev` gem version to 0.0.9 (#12660)

DEV: bump discourse_dev gem version to 0.0.9 (#12660)

diff --git a/Gemfile.lock b/Gemfile.lock
index b581953..2b5515a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -114,7 +114,7 @@ GEM
       railties (>= 3.1)
     discourse-ember-source (3.12.2.3)
     discourse-fonts (0.0.8)
-    discourse_dev (0.0.8)
+    discourse_dev (0.0.9)
       faker (~> 2.16)
     discourse_image_optim (0.26.2)
       exifr (~> 1.2, >= 1.2.2)

GitHub sha: 5e937303

This commit appears in #12660 which was approved by pmusaraj. It was merged by vinothkannans.