poky.yaml.in: replace inkscape dependency by librsvg2-bin

inkscape used to be a requirement to convert SVG images to PNGs/PDFs,
but we replaced it recently by rsvg-convert.

Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
(From yocto-docs rev: 19e18d3019209e9789461502bc5147856faef9c3)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
(cherry picked from commit 8c0bb4e41c203a0a7a31c2bdc26834d87a83413a)
Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

documentation/poky.yaml.in

@@ -62,7 +62,7 @@ UBUNTU_DEBIAN_HOST_PACKAGES_ESSENTIAL: >-
 
 UBUNTU_DEBIAN_HOST_PACKAGES_DOC: >-
   git
-  inkscape
+  librsvg2-bin
   locales
   make
   python3-saneyaml
@@ -120,7 +120,7 @@ FEDORA_HOST_PACKAGES_ESSENTIAL: >-
 FEDORA_HOST_PACKAGES_DOC: >-
   git
   glibc-locale-source
-  inkscape
+  librsvg2-tools
   make
   python3-pip
   texlive-fncychap
@@ -161,9 +161,9 @@ OPENSUSE_PIP3_HOST_PACKAGES_ESSENTIAL: GitPython
 OPENSUSE_HOST_PACKAGES_DOC: >-
   git
   glibc-i18ndata
-  inkscape
   make
   python3-pip
+  rsvg-convert
   texlive-fncychap
   which
 
@@ -208,7 +208,7 @@ ALMALINUX_HOST_PACKAGES_ESSENTIAL: >-
 ALMALINUX_HOST_PACKAGES_DOC: >-
   git
   glibc-locale-source
-  inkscape
+  librsvg2-tools
   make
   python3-pip
   texlive-fncychap