Unify quoting in metadata.xml files for machine processing

Force unified quoting in all metadata.xml files since lxml does not
preserve original use of single and double quotes. Ensuring unified
quoting before the process allows distinguishing the GLEP 67-related
metadata.xml changes from unrelated quoting changes.

6 files changed, 12 insertions, 13 deletions

diff --git a/app-doc/devmanual/metadata.xml b/app-doc/devmanual/metadata.xml
index 0d0a92f5f125..9ef0d2235c51 100644
--- a/app-doc/devmanual/metadata.xml
+++ b/app-doc/devmanual/metadata.xml
@@ -9,4 +9,3 @@ devmanual@gentoo.org
 </description>
 </maintainer>
 </pkgmetadata>
-
diff --git a/app-doc/doxygen/metadata.xml b/app-doc/doxygen/metadata.xml
index 46e79173a803..c573796b03a8 100644
--- a/app-doc/doxygen/metadata.xml
+++ b/app-doc/doxygen/metadata.xml
@@ -9,8 +9,8 @@
     as well as other languages (using additional helper tools).
 </longdescription>
 <use>
-	<flag name='clang'>support for <pkg>sys-devel/clang</pkg> assisted parsing</flag>
-	<flag name='dot'>allow to create dot graphs using <pkg>media-gfx/graphviz</pkg></flag>
-	<flag name='doxysearch'>build doxyindexer and doxysearch.cgi</flag>
+	<flag name="clang">support for <pkg>sys-devel/clang</pkg> assisted parsing</flag>
+	<flag name="dot">allow to create dot graphs using <pkg>media-gfx/graphviz</pkg></flag>
+	<flag name="doxysearch">build doxyindexer and doxysearch.cgi</flag>
 </use>
 </pkgmetadata>
diff --git a/app-doc/edox-data/metadata.xml b/app-doc/edox-data/metadata.xml
index c8e8ac178626..ac83800a5389 100644
--- a/app-doc/edox-data/metadata.xml
+++ b/app-doc/edox-data/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>enlightenment</herd>
 <upstream>
-	<remote-id type='sourceforge'>enlightenment</remote-id>
+	<remote-id type="sourceforge">enlightenment</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/app-doc/kicad-doc/metadata.xml b/app-doc/kicad-doc/metadata.xml
index eab80cf16da0..186e47339e54 100644
--- a/app-doc/kicad-doc/metadata.xml
+++ b/app-doc/kicad-doc/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>proxy-maintainers</herd>
diff --git a/app-doc/linuxfromscratch/metadata.xml b/app-doc/linuxfromscratch/metadata.xml
index 9ae0b51424bd..512a5f321eac 100644
--- a/app-doc/linuxfromscratch/metadata.xml
+++ b/app-doc/linuxfromscratch/metadata.xml
@@ -3,6 +3,6 @@
 <pkgmetadata>
 	<herd>base-system</herd>
 	<use>
-		<flag name='htmlsingle'>Install all-on-one-page HTML version.</flag>
+		<flag name="htmlsingle">Install all-on-one-page HTML version.</flag>
 	</use>
 </pkgmetadata>
diff --git a/app-doc/tldp-howto/metadata.xml b/app-doc/tldp-howto/metadata.xml
index 14c5c2e5c875..0abe3fa9b6f9 100644
--- a/app-doc/tldp-howto/metadata.xml
+++ b/app-doc/tldp-howto/metadata.xml
@@ -3,9 +3,9 @@
 <pkgmetadata>
 	<herd>base-system</herd>
 	<use>
-		<flag name='html'>Install multi-chapter HTML docs</flag>
-		<flag name='htmlsingle'>Install all-on-one-page HTML docs</flag>
-		<flag name='pdf'>Install pdf docs</flag>
-		<flag name='text'>Install plain-text docs</flag>
+		<flag name="html">Install multi-chapter HTML docs</flag>
+		<flag name="htmlsingle">Install all-on-one-page HTML docs</flag>
+		<flag name="pdf">Install pdf docs</flag>
+		<flag name="text">Install plain-text docs</flag>
 	</use>
 </pkgmetadata>