Revert "Revert "Reland "Add particle GMs"""

This reverts commit ad8ce4dbb218852d0a717d77b144fe3371955b16.

Change-Id: I26077c56fa69e60a003359fa9da758bbfd6a3425
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/363777
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
diff --git a/BUILD.gn b/BUILD.gn
index 9d5176e..63568c2 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1865,6 +1865,7 @@
       ":flags",
       ":skia",
       ":tool_utils",
+      "modules/particles",
       "modules/skottie",
       "modules/skottie:gm",
       "modules/skparagraph",