tweak setup.sh, no need to use && when we have set -e

setup.sh

@@ -7,8 +7,9 @@ set -e
 #  - rustup - rust insaller
 #  - rust compiler and toolchains
 #  - skips installing substrate and subkey
-curl https://getsubstrate.io -sSf | bash -s -- --fast \
-    && rustup component add rustfmt
+curl https://getsubstrate.io -sSf | bash -s -- --fast
+
+rustup component add rustfmt clippy
 
 # TODO: Install additional tools...
-# - b2sum
+# - b2sum