Fix install_conda in setup-ubuntu.sh to consider the CPU architecture (…

…#8706)

Summary:
The function install_conda in setup_ubuntu.sh always downloads the conda package corresponding to
the CPU architecture x86_64.
Fix the function to download the conda package based on the actual CPU architecture (x86_64 or aarch64).

Resolves #8453

Pull Request resolved: #8706

Reviewed By: Yuhta

Differential Revision: D53727378

Pulled By: mbasmanova

fbshipit-source-id: 5e2e076dd3a67f3de115dcc64c682b4cbf59fd34

scripts/setup-ubuntu.sh

@@ -119,11 +119,20 @@ function install_fbthrift {
 
 function install_conda {
   mkdir -p conda && cd conda
-  wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh
+  ARCH=$(uname -m)
+
+  if [ "$ARCH" != "x86_64" ] && [ "$ARCH" != "aarch64" ]; then
+    echo "Unsupported architecture: $ARCH"
+    exit 1
+  fi
+
+  wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-$ARCH.sh
+
   MINICONDA_PATH=/opt/miniconda-for-velox
-  bash Miniconda3-latest-Linux-x86_64.sh -b -p $MINICONDA_PATH
+  bash Miniconda3-latest-Linux-$ARCH.sh -b -p $MINICONDA_PATH
 }
 
+
 function install_velox_deps {
   run_and_time install_fmt
   run_and_time install_folly