fix(build): Don't build packages we're not going to test (#3059)

Only applies to Node 6 and 8 tests.

Author: lobsterkatie

scripts/test.sh

@@ -7,14 +7,14 @@ if [[ "$(cut -d. -f1 <<< "$TRAVIS_NODE_VERSION")" -le 6 ]]; then
   nvm use 8
   yarn install --ignore-engines --ignore-scripts
   # ember requires Node >= 10 to build
-  yarn build --ignore="@sentry/ember" --ignore="@sentry/serverless"
+  yarn build --ignore="@sentry/ember" --ignore="@sentry/serverless" --ignore="@sentry/gatsby" --ignore="@sentry/react"
   nvm use 6
   # browser can be tested only on Node >= v8 because Karma is not supporting anything older
   yarn test --ignore="@sentry/tracing" --ignore="@sentry/react" --ignore="@sentry/gatsby" --ignore="@sentry/ember" --ignore="@sentry-internal/eslint-plugin-sdk" --ignore="@sentry-internal/eslint-config-sdk" --ignore="@sentry/serverless" --ignore="@sentry/browser" --ignore="@sentry/integrations" 
 elif [[ "$(cut -d. -f1 <<< "$TRAVIS_NODE_VERSION")" -le 8 ]]; then
   yarn install --ignore-engines --ignore-scripts
   # ember requires Node >= 10 to build
-  yarn build --ignore="@sentry/ember" --ignore="@sentry/serverless"
+  yarn build --ignore="@sentry/ember" --ignore="@sentry/serverless" --ignore="@sentry/gatsby" --ignore="@sentry/react"
   # serverless, tracing, ember and react work only on Node >= v10
   yarn test --ignore="@sentry/tracing" --ignore="@sentry/react" --ignore="@sentry/gatsby" --ignore="@sentry/ember" --ignore="@sentry-internal/eslint-plugin-sdk" --ignore="@sentry-internal/eslint-config-sdk" --ignore="@sentry/serverless"
 else