v0.21.0-rc1

Pre-release for v0.21.0 for exposure of changes after v0.20.0

What's Changed

• Update regex by @marnicgit in #1075
• Try to bump /x/sys to the current stable version to fix IsWindowsService() by @gillg in #1078
• Update collector.process.md by @marnicgit in #1077
• Add ARM64 builds to releases by @breed808 in #1055
• fix: Remove memory leaks in scheduled_task by @breed808 in #1080
• chore(deps): bump github.com/prometheus/client_model from 0.2.0 to 0.3.0 by @dependabot in #1081
• Add files via upload by @vear959595 in #1083
• chore(deps)!: bump github.com/prometheus/exporter-toolkit from 0.7.1 to 0.8.1 by @dependabot in #1082
• chore(deps): bump perflib to v0.2.0 by @breed808 in #1084
• chore(deps): bump golang.org/x/sys from 0.1.0 to 0.2.0 by @dependabot in #1094
• chore(deps): bump github.com/prometheus/client_golang from 1.13.0 to 1.14.0 by @dependabot in #1093
• Compatibily with new flag web.listen-address by @bck01215 in #1096
• chore(deps): bump github.com/prometheus/exporter-toolkit from 0.8.1 to 0.8.2 by @breed808 in #1099
• Cleaning up listen addresses flags before parsing config file by @knabben in #1100
• chore(deps): bump golang.org/x/sys from 0.2.0 to 0.3.0 by @dependabot in #1102
• Add cpu metrics based on newer and more accurate perflib sources by @higels in #1088
• chore(deps): bump github.com/prometheus/common from 0.37.0 to 0.38.0 by @dependabot in #1104
• fix: Continue os collection on missing page file by @breed808 in #1108
• chore(deps): bump github.com/Microsoft/hcsshim from 0.9.4 to 0.9.6 by @dependabot in #1109
• Add scheduled_task flag examples by @breed808 in #1114
• chore(deps): bump github.com/prometheus/common from 0.38.0 to 0.39.0 by @dependabot in #1110
• Add Avg logical disk RW Queue metrics by @tehseenshahab in #1113
• Split CI/CD configuration by @breed808 in #1115
• Update deprecated Github Actions by @breed808 in #1117

New Contributors

• @marnicgit made their first contribution in #1075
• @gillg made their first contribution in #1078
• @vear959595 made their first contribution in #1083
• @bck01215 made their first contribution in #1096
• @knabben made their first contribution in #1100
• @tehseenshahab made their first contribution in #1113

Full Changelog: v0.20.0...v0.21.0-rc1