Use plural translation keys for taxonomies (#620)

Alphonse Mariya

26.18.2021 d14dd837ec4077073ac3372cd77673c7d672d871

 i18n/en.toml

@@ -1,22 +1,17 @@
[category]
other = "category"

[categories]
one = "category"
other = "categories"

[tag]
other = "tag"

[tags]
one = "tag"
other = "tags"

[series]
one = "series"
other = "series"

[author]
other = "author"

[authors]
one = "author"
other = "authors"

[posts]