Fixed: removed unintended quotes around the Ad-Shield company description

Author: philipp-classen

db/organizations/ad-shield.eno

@@ -3,7 +3,7 @@ website_url: https://www.ad-shield.io/
 privacy_policy_url: https://www.ad-shield.io/privacy-policy
 privacy_contact: legal@ad-shield.io
 country: KR
-description: "Ad-Shield is a South Korean ad tech company that helps publishers recover advertising revenue from visitors who use ad blockers."
+description: Ad-Shield is a South Korean ad tech company that helps publishers recover advertising revenue from visitors who use ad blockers.
 
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