ci: Remove pointless '&&' command chaining

This script is run with 'set -e' and will fail if any subcommand fails.
There is no reason to chain a bunch of commands together with '&&' and
it only serves to make the script more difficult to read and edit.

Signed-off-by: David Brown <david.brown@linaro.org>

Author: d3zd3z

ci/fih-tests_run.sh

@@ -20,16 +20,16 @@ source $(dirname "$0")/fih-tests_version.sh
 
 # Note that we are pulling from a github mirror of these repos, not direct upstream.  If the sha
 # checked out below changes, the mirrors might need to be updated.
-pushd .. &&\
-   git clone https://github.com/mcu-tools/trusted-firmware-m &&\
-   pushd trusted-firmware-m &&\
-   git checkout eb8ff0db7d657b77abcd0262d5bf7f38eb1e1cdc &&\
-   source lib/ext/tf-m-tests/version.txt &&\
-   popd &&\
-   git clone https://github.com/mcu-tools/tf-m-tests.git &&\
-   pushd tf-m-tests &&\
-   git checkout $version &&\
-   popd
+pushd ..
+git clone https://github.com/mcu-tools/trusted-firmware-m
+pushd trusted-firmware-m
+git checkout eb8ff0db7d657b77abcd0262d5bf7f38eb1e1cdc
+source lib/ext/tf-m-tests/version.txt
+popd
+git clone https://github.com/mcu-tools/tf-m-tests.git
+pushd tf-m-tests
+git checkout $version
+popd
 
 if [[ $GITHUB_ACTIONS == true ]]; then
     if [[ -z $FIH_ENV ]]; then