[geary: 5/6] Add new icons to Meson build.

[Michael Gratton <mjog src gnome org>]

commit 27fbd06c55b1d5c2b88f6857b318f27a0fb081bc
Author: Michael James Gratton <mike vee net>
Date:   Tue Dec 12 23:31:43 2017 +1100

    Add new icons to Meson build.

 icons/meson.build |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/icons/meson.build b/icons/meson.build
index 3f9e045..a950ef2 100644
--- a/icons/meson.build
+++ b/icons/meson.build
@@ -6,7 +6,11 @@ icon_files = files(
   'detach-symbolic.svg',
   'text-x-generic-symbolic.svg',
   'edit-symbolic.svg',
+  'format-ordered-list-symbolic.svg',
+  'format-ordered-list-symbolic-rtl.svg',
   'format-text-remove-symbolic.svg',
+  'format-unordered-list-symbolic.svg',
+  'format-unordered-list-symbolic-rtl.svg',
   'mail-drafts-symbolic.svg',
   'mail-drafts-symbolic-rtl.svg',
   'mail-forward-symbolic.svg',