Update SSL cert

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/res/values/strings.xml

@@ -24,8 +24,8 @@
     <string name="nc_never">Never</string>
     <string name="nc_search">Search</string>
 
-    <string name="nc_certificate_dialog_title">Trust the certificate?</string>
-    <string name="nc_certificate_dialog_text">We encountered an SSL certificate issued by %1$s for %2$s valid from %3$s to %4$s. Trust it?</string>
+    <string name="nc_certificate_dialog_title">Check out the certificate</string>
+    <string name="nc_certificate_dialog_text">We encountered a previously unknown SSL certificate issued by %1$s for %2$s valid from %3$s to %4$s. Trust it?</string>
     <string name="nc_yes">Yes</string>
     <string name="nc_no">No</string>
     <string name="nc_details">Details</string>