Fix include HTML comment

Author: kzu

readme.md

@@ -72,7 +72,7 @@ The two core scenarios for `go#` file-based apps are:
 The numbers below showcase both scenarios, comparing `go#` to `dotnet run` and 
 `dotnet publish` for a file-based app with different combinations of `#include` and `#ref` directives.
 
-<-- include src/Benchmarks/BenchmarkDotNet.Artifacts/results/GoBenchmarks-report-github.md -->
+<!-- include src/Benchmarks/BenchmarkDotNet.Artifacts/results/GoBenchmarks-report-github.md -->
 
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