chore(hosting): Skip cypress binary installation (#2508)

Author: wlee221

amplify.yml

@@ -11,6 +11,9 @@ applications:
             - export FLUTTER_HOME=${HOME}/sdks/flutter
             - git clone -b stable --depth 1 https://github.com/flutter/flutter.git ${FLUTTER_HOME}
             - export PATH="$PATH:${FLUTTER_HOME}/bin"
+            # Skip cypress binary installation, as it's unneeded for docs and often fails transiently
+            # https://docs.cypress.io/guides/references/advanced-installation#Skipping-installation
+            - export CYPRESS_INSTALL_BINARY=0 
             - (cd .. && yarn install && yarn build)
         build:
           commands: