Don't prompt when installing dependencies

Bug: 394025850 
Change-Id: I0ecde2eeaa587d569f5b147090600408973e7e60
Test: kokoro
diff --git a/build/debian/kokoro/gcp_ubuntu_docker/aarch64/build.sh b/build/debian/kokoro/gcp_ubuntu_docker/aarch64/build.sh
index a6a41e5..b32db81 100644
--- a/build/debian/kokoro/gcp_ubuntu_docker/aarch64/build.sh
+++ b/build/debian/kokoro/gcp_ubuntu_docker/aarch64/build.sh
@@ -3,7 +3,8 @@
 set -e
 
 # pyenv set up to use python 3.11
-sudo apt update; sudo apt install build-essential libssl-dev zlib1g-dev \
+sudo apt update; sudo apt install --no-install-recommends --assume-yes \
+  build-essential libssl-dev zlib1g-dev \
   libbz2-dev libreadline-dev libsqlite3-dev curl git \
   libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev
 git clone https://github.com/pyenv/pyenv.git ~/.pyenv
diff --git a/build/debian/kokoro/gcp_ubuntu_docker/x86_64/build.sh b/build/debian/kokoro/gcp_ubuntu_docker/x86_64/build.sh
index dbcf2b9..d1d34ab 100644
--- a/build/debian/kokoro/gcp_ubuntu_docker/x86_64/build.sh
+++ b/build/debian/kokoro/gcp_ubuntu_docker/x86_64/build.sh
@@ -3,7 +3,8 @@
 set -e
 
 # pyenv set up to use python 3.11
-sudo apt update; sudo apt install build-essential libssl-dev zlib1g-dev \
+sudo apt update; sudo apt install --no-install-recommends --assume-yes \
+  build-essential libssl-dev zlib1g-dev \
   libbz2-dev libreadline-dev libsqlite3-dev curl git \
   libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev
 git clone https://github.com/pyenv/pyenv.git ~/.pyenv