[librsvg] Created tag 2.52.2

[Federico Mena Quintero <federico src gnome org>]

The signed tag '2.52.2' was created.

Tagger: Federico Mena Quintero <federico gnome org>
Date: 1634348067 -0500

    Tag for version 2.52.2

Changes since the last tag '2.52.1':

Federico Mena Quintero (19):
      Add example on using a uniform page size for multi-page documents
      Start a list of supported SVG features
      Link to FEATURES.md from the README.md
      Fix table markup
      Remove blank lines in tables; gitlab renders them ugly
      Note about presentation attributes vs. shorthand properties
      Add attributes that are supported by all elements
      Notes on the scope of librsvg in terms of spec versions
      Fix obsolete function name
      Start development docs on adding a new property
      Remove obsolete comment
      Define MaskType for the mask-type property
      Register the mask-type property
      Rename to_mask -> to_luminance mask
      Process the mask-type in the drawing code
      Add a test for mask-type
      Add mask-type to FEATURES.md
      Bump version number to 2.52.2
      Update NEWS

Kolja Lampe (3):
      Correct wrong comment
      Make units case insensitive
      Add types basic 02 f test

Marge Bot (11):
      Merge branch 'notriddle/multi-page-pdf' into 'main'
      Merge branch 'notriddle/colon-link' into 'main'
      Merge branch 'notriddle/font-inherit' into 'main'
      Merge branch 'notriddle/docs-multipage' into 'main'
      Merge branch 'multi-page-example' into 'main'
      Merge branch 'list-of-features' into 'main'
      Merge branch 'notriddle/inner-viewport-fix' into 'main'
      Merge branch 'fix-unit-case-insensitive' into 'main'
      Merge branch 'notriddle/lang-pseudo-class' into 'main'
      Merge branch 'mask-type' into 'main'
      Merge branch 'prepare-release' into 'main'

Michael Howell (16):
      Make multi-page PDFs with mixed sizes
      Add test case for multiple pages, and a single explicitly-specified size
      Fix bug when page size is different from final canvas size
      Render and style text links
      Implement `:link` pseudo-class
      Do not count tspan attributes on `<a>`
      Expand `font:inherit` and `marker:inherit`
      Document the multi-page features
      Use specified width/height as inner SVG viewport by default
      Add support for CSS :lang() pseudo-class
      Add features doc for other supported pseudo-classes
      Fix clippy warning for single-branch `match`
      Add support for comma-separated lists of languages
      Use ComputedValues for xml:lang
      Add unit test to make sure xml:lang isn't clobbered by the cascade
      Box parsed LanguageTag in CSS property