Add aliases

content/announcements/changelogs/plasma/5/5.20.5-5.20.90.md

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 aliases:
+- /announcements/plasma-5.20.5-5.20.90-changelog
 - /announcements/changelogs/plasma/5/20.5-20.90
 title: Plasma 5.20.90 complete changelog
 version: 5.20.90

content/announcements/changelogs/plasma/5/5.20.5-5.21.0.md

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+aliases:
+- /announcements/plasma-5.20.5-5.21.0-changelog
 title: Plasma 5.21.0 complete changelog
 version: 5.21.0
 hidden: true

content/announcements/changelogs/plasma/5/5.21.0-5.21.1.md

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+aliases:
+- /announcements/plasma-5.21.0-5.21.1-changelog
 title: Plasma 5.21.1 complete changelog
 version: 5.21.1
 hidden: true

content/announcements/changelogs/plasma/5/5.21.1-5.21.2.md

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+aliases:
+- /announcements/plasma-5.21.1-5.21.2-changelog
 title: Plasma 5.21.2 complete changelog
 version: 5.21.2
 hidden: true

content/announcements/changelogs/releases/20.12.3.md

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+aliases:
+- ../../fulllog_releases-20.12.3
 title: Release Service 20.12.3 Full Log Page
 type: fulllog
 version: 20.12.3

content/announcements/frameworks/5/5.79.0.md

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+aliases:
+- ../../kde-frameworks-5.79.0
 qtversion: 5.14
 date: 2021-02-13
 layout: framework

content/announcements/frameworks/5/5.80.0.md

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+aliases:
+- ../../kde-frameworks-5.80.0
 qtversion: 5.14
 date: 2021-03-13
 layout: framework