meta(issue template): Add SDK version to issue template (#760)
meta(issue template): Add SDK version to issue template (#760)

People often confuse the `React Native version` field with a (heretofore non-existent) `react-native-sentry / @sentry/react-native version` field. It's helpful to have both, so let's explicitly ask for them.

Also removes the italics from the `Platform` heading, to match the headings before and after.
getsentry/react-native-sentry,getsentry/react-native-sentry,getsentry/react-native-sentry,getsentry/react-native-sentry,getsentry/react-native-sentry,getsentry/react-native-sentry