Fix broken links to github actions #243

Job	Run time
Run Benchmark.Net .Net Benchmark Framework example - github.com/benchmark-action/github-action-be...	1m 16s
Run JavaScript benchmark example - github.com/benchmark-action/github-action-benchmark-results	28s
Run Catch2 C++ Benchmark Framework example (v2.x) - github.com/benchmark-action/github-action-ben...	41s
Run Catch2 C++ Benchmark Framework example (v3.x) - github.com/benchmark-action/github-action-ben...	1m 9s
Run Google C++ Benchmark Framework example - github.com/benchmark-action/github-action-benchmark-...	1m 6s
Run Go benchmark example - github.com/benchmark-action/github-action-benchmark-results	29s
Run JMH Java Benchmark Framework example	1m 19s
Run Julia benchmark example - github.com/benchmark-action/github-action-benchmark-results	1m 1s
Run alert check with actions/cache	29s
Run Pytest benchmark example - github.com/benchmark-action/github-action-benchmark-results	23s
Run Rust benchmark example - github.com/benchmark-action/github-action-benchmark-results	30s
Run Criterion.rs benchmark example - github.com/benchmark-action/github-action-benchmark-results	1m 58s
	10m 49s

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