Update syno_hdd_db.sh

- Fix for drives that exist in the drive database already but have "compatibility unverified". Issue #224

syno_hdd_db.sh

@@ -1114,9 +1114,6 @@ editdb7(){
             #exit 6
         fi
     fi
-
-    # Edit existing drives in db with compatibility:unverified  # Issue #224
-    sed -i 's/unverified/support/g' "$2"
 }
 
 
@@ -1163,6 +1160,14 @@ updatedb(){
                 editdb7 "append" "$2"
             fi
         fi
+
+        # Edit existing drives in db with compatibility:unverified  # Issue #224
+        if grep 'unverified' "$2" >/dev/null; then
+            sed -i 's/unverified/support/g' "$2"
+            if ! grep 'unverified' "$2" >/dev/null; then
+                echo -e "Edited unverified drives in ${Cyan}$(basename -- "$2")${Off}" >&2
+            fi
+        fi
     elif [[ $dbtype -eq "6" ]]; then
         if grep "$hdmodel" "$2" >/dev/null; then
             echo -e "${Yellow}$hdmodel${Off} already exists in ${Cyan}$(basename -- "$2")${Off}" >&2