Pass -y into apt install

Cross.toml

@@ -3,5 +3,5 @@
 [build]
 pre-build = [
     "apt-get update && apt-get install --assume-yes apt-utils --no-install-recommends pkg-config libssl-dev libsasl2-dev llvm-dev && echo 'deb http://deb.debian.org/debian buster-backports main' > /etc/apt/sources.list.d/backports.list && apt-get update && apt-get install -y --allow-unauthenticated linux-libc-dev=5.10.127-2~bpo10+1 liburing-dev liburing1",
-    "apt-get install software-properties-common && apt-get update && add-apt-repository ppa:savoury1/virtualisation && apt-get update && apt-get install -y curl gnutls-bin git build-essential clang-7 lldb-7 lld-7 liburing-dev"
+    "apt-get install --assume-yes --no-install-recommends software-properties-common && apt-get update && add-apt-repository ppa:savoury1/virtualisation && apt-get update && apt-get install -y curl gnutls-bin git build-essential clang-7 lldb-7 lld-7 liburing-dev"
 ]