space fix

.github/workflows/benchmark.yml

@@ -55,7 +55,7 @@ jobs:
             echo "on $(date +'%Y-%m-%d') at $(date +'%H:%M'),"
             echo "on $(uname) with $(nproc --all) CPUs."
             echo "The total is $(awk -F ',' '{s+=$2} END {print s}' eo-runtime/measures.csv) milliseconds."
-            echo "We show only the first ${max} most expensive XSL stylesheets." 
+            echo "We show only the first ${max} most expensive XSL stylesheets."
           )
           export sum
           perl -i -0777 -pe 's/(?<=<!-- benchmark_begin -->).*(?=<!-- benchmark_end -->)/\n\n$ENV{sum}\n\n/gs;' README.md