shellcheck: ignore minor report in bootstrap.sh

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ief2a8bd51010576bec884cb793256c34b00d5547
diff --git a/bootstrap.sh b/bootstrap.sh
index 304aca3..3f7bdf5 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -27,6 +27,7 @@
             "$@"
         ;;
     *)
+        # shellcheck disable=SC2016
         echo 'Run "./configure ${CONFIGURE_FLAGS} && make"'
         ;;
 esac