fix: revert blocking bash errors on install_kms_xxx

Author: Manuthor

scripts/install_kms_redhat.sh

@@ -1,12 +1,12 @@
 #!/bin/bash
 
-set +ex
+set +x
 
 # Update packages and install dependencies
 yum update -y && yum install -y nginx
 
 # Copy the executable
-cp ./rhel9/cosmian_kms_server /usr/local/sbin/cosmian_kms && chmod 755 /usr/local/sbin/cosmian_kms
+cp ./rhel9/cosmian_kms_server /usr/local/sbin/cosmian_kms && chmod 755 /usr/local/sbin/cosmian_kms && rm -rf rhel9
 
 # Configure Supervisor
 cat >/etc/supervisord.d/cosmian_kms.ini <<EOF

scripts/install_kms_ubuntu.sh

@@ -1,14 +1,14 @@
 #!/bin/bash
 
-set +ex
+set +x
 
 export DEBIAN_FRONTEND=noninteractive
 
 # Update packages and install dependencies
 apt-get update && apt-get install --no-install-recommends -y nginx && apt-get clean && rm -rf /var/lib/apt/lists/*
 
 # Copy the executable
-cp ./ubuntu_22_04/cosmian_kms_server /usr/local/sbin/cosmian_kms && chmod 755 /usr/local/sbin/cosmian_kms
+cp ./ubuntu_22_04/cosmian_kms_server /usr/local/sbin/cosmian_kms && chmod 755 /usr/local/sbin/cosmian_kms && rm -rf ubuntu_22_04
 
 # Configure Supervisor
 cat >/etc/supervisor/conf.d/cosmian_kms.conf <<EOF