[ubuntu] Rename build scripts (#8866)

* [ubuntu] Rename build scripts

* [ubuntu] Change reboot to inline shell

* [ubuntu] Move disk space validation to pester tests

* [ubuntu] Rename helper and tests files

* [ubuntu] Changes to cleanup, post-deployment and r scripts

images/ubuntu/scripts/build/install-sqlpackage.sh

@@ -0,0 +1,27 @@
+#!/bin/bash -e
+################################################################################
+##  File:  install-sqlpackage.sh
+##  Desc:  Install SqlPackage CLI to DacFx (https://docs.microsoft.com/sql/tools/sqlpackage/sqlpackage-download#get-sqlpackage-net-core-for-linux)
+################################################################################
+
+# Source the helpers for use with the script
+source $HELPER_SCRIPTS/install.sh
+source $HELPER_SCRIPTS/os.sh
+
+# Install libssl1.1 dependency
+if isUbuntu22; then
+    download_with_retries "http://security.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb" "/tmp"
+    libssl_hash="0b3251aee55db6e20d02f4b9a2b703c9874a85ab6a20b12f4870f52f91633d37"
+    use_checksum_comparison "/tmp/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb" "${libssl_hash}"
+    dpkg -i /tmp/libssl1.1_1.1.1f-1ubuntu2.20_amd64.deb
+fi
+
+# Install SqlPackage
+download_with_retries "https://aka.ms/sqlpackage-linux" "." "sqlpackage.zip"
+
+unzip -qq sqlpackage.zip -d /usr/local/sqlpackage
+rm -f sqlpackage.zip
+chmod +x /usr/local/sqlpackage/sqlpackage
+ln -sf /usr/local/sqlpackage/sqlpackage /usr/local/bin
+
+invoke_tests "Tools" "SqlPackage"