config: packages: build Open Sans font

Issue: otter-12
Change-Id: I192d2f52916c6ffc065a65dd570d9bef81b53c6a
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
diff --git a/config/packages.mk b/config/packages.mk
index c52b7ae..85645a1 100644
--- a/config/packages.mk
+++ b/config/packages.mk
@@ -12,12 +12,14 @@
 # Customizations - Fonts
 $(call inherit-product-if-exists, external/google-fonts/jetbrains-mono/fonts.mk)
 $(call inherit-product-if-exists, external/google-fonts/lato/fonts.mk)
+$(call inherit-product-if-exists, external/google-fonts/open-sans/fonts.mk)
 $(call inherit-product-if-exists, external/google-fonts/rubik/fonts.mk)
 
 PRODUCT_PACKAGES += \
     fonts_customization.xml \
     FontJetBrainsMonoOverlay \
     FontLatoOverlay \
+    FontOpenSansOverlay \
     FontRubikOverlay
 
 # Customizations - Icons