Client: Added another error message in scanner

client/public/locales/en/common.json

@@ -122,6 +122,7 @@
       "insecureContext": "The page is not served over HTTPS.",
       "streamApiNotSupported": "The browser does not support the MediaStream API.",
       "notReadable": "The camera is not readable.",
+      "notFound": "No camera was found.",
       "unknown": "An unknown error occurred. ({{error}})"
     }
   },

client/public/locales/sv/common.json

@@ -122,6 +122,7 @@
       "insecureContext": "Sidan måste använda sig av HTTPS.",
       "streamApiNotSupported": "Webbläsaren stödjer inte MediaStream API.",
       "notReadable": "Kameran är inte läsbar.",
+      "notFound": "Ingen kamera hittades.",
       "unknown": "Ett okänt fel inträffade. ({{error}})"
     }
   },