runtime(debian): update Debian syntax files (#14098)

* debversions.vim: Move lunar to unsupported release
* debsources: Add word boundaries around keyword match patterns

Co-authored-by: James Addison <jay@jp-hosting.net>
Signed-off-by: James Addison <jay@jp-hosting.net>
Signed-off-by: James McCoy <jamessan@jamessan.com>
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/syntax/deb822sources.vim b/runtime/syntax/deb822sources.vim
index 8111361..f7d337f 100644
--- a/runtime/syntax/deb822sources.vim
+++ b/runtime/syntax/deb822sources.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:     Debian deb822-format source list file
 " Maintainer:   Debian Vim Maintainers
-" Last Change: 2023 May 25
+" Last Change: 2024 Jan 30
 " URL: https://salsa.debian.org/vim-team/vim-debian/blob/main/syntax/deb822sources.vim
 
 " Standard syntax initialization
@@ -12,19 +12,19 @@
 " case insensitive
 syn case ignore
 
+" A bunch of useful keywords
+syn match deb822sourcesType               /\<\(deb-src\|deb\)\ */ contained
+syn match deb822sourcesFreeComponent      /\<\(main\|universe\)\> */ contained
+syn match deb822sourcesNonFreeComponent   /\<\(contrib\|non-free-firmware\|non-free\|restricted\|multiverse\)\> */ contained
+
 " Comments are matched from the first character of a line to the end-of-line
 syn region deb822sourcesComment start="^#" end="$"
 
-" A bunch of useful keywords
-syn match deb822sourcesType               /\(deb-src\|deb\)/
-syn match deb822sourcesFreeComponent      /\(main\|universe\)/
-syn match deb822sourcesNonFreeComponent   /\(contrib\|non-free-firmware\|non-free\|restricted\|multiverse\)/
-
 " Include Debian versioning information
 runtime! syntax/shared/debversions.vim
 
-exe 'syn match deb822sourcesSupportedSuites contained + *\([[:alnum:]_./]*\)\<\('. join(g:debSharedSupportedVersions, '\|'). '\)\>\([-[:alnum:]_./]*\)+'
-exe 'syn match deb822sourcesUnsupportedSuites contained + *\([[:alnum:]_./]*\)\<\('. join(g:debSharedUnsupportedVersions, '\|'). '\)\>\([-[:alnum:]_./]*\)+'
+exe 'syn match deb822sourcesSupportedSuites contained + *\([[:alnum:]_./]*\)\<\('. join(g:debSharedSupportedVersions, '\|'). '\)\>\([-[:alnum:]_./]*\) *+'
+exe 'syn match deb822sourcesUnsupportedSuites contained + *\([[:alnum:]_./]*\)\<\('. join(g:debSharedUnsupportedVersions, '\|'). '\)\>\([-[:alnum:]_./]*\) *+'
 
 unlet g:debSharedSupportedVersions
 unlet g:debSharedUnsupportedVersions
@@ -37,13 +37,13 @@
 " Match uri's
 syn match deb822sourcesUri            '\(https\?://\|ftp://\|[rs]sh://\|debtorrent://\|\(cdrom\|copy\|file\):\)[^' 	<>"]\+'
 
-syn match deb822sourcesEntryField            "^\%(Types\|URIs\|Suites\|Components\): *"
-syn match deb822sourcesOptionField           "^\%(Signed-By\|Check-Valid-Until\|Valid-Until-Min\|Valid-Until-Max\|Date-Max-Future\|InRelease-Path\): *"
-syn match deb822sourcesMultiValueOptionField "^\%(Architectures\|Languages\|Targets\)\%(-Add\|-Remove\)\?: *"
-
+syn region deb822sourcesStrictField matchgroup=deb822sourcesEntryField start="^\%(Types\|URIs\|Suites\|Components\): *" end="$" contains=deb822sourcesType,deb822sourcesUri,deb822sourcesSupportedSuites,deb822sourcesUnsupportedSuites,deb822sourcesFreeComponent,deb822sourcesNonFreeComponent oneline
+syn region deb822sourcesField matchgroup=deb822sourcesOptionField start="^\%(Signed-By\|Check-Valid-Until\|Valid-Until-Min\|Valid-Until-Max\|Date-Max-Future\|InRelease-Path\): *" end="$" oneline
+syn region deb822sourcesField matchgroup=deb822sourcesMultiValueOptionField start="^\%(Architectures\|Languages\|Targets\)\%(-Add\|-Remove\)\?: *" end="$" oneline
 syn region deb822sourcesStrictField matchgroup=deb822sourcesBooleanOptionField start="^\%(PDiffs\|Allow-Insecure\|Allow-Weak\|Allow-Downgrade-To-Insecure\|Trusted\|Check-Date\): *" end="$" contains=deb822sourcesYesNo oneline
 syn region deb822sourcesStrictField matchgroup=deb822sourcesForceBooleanOptionField start="^\%(By-Hash\): *" end="$" contains=deb822sourcesForce,deb822sourcesYesNo oneline
 
+hi def link deb822sourcesField                   Default
 hi def link deb822sourcesComment                 Comment
 hi def link deb822sourcesEntryField              Keyword
 hi def link deb822sourcesOptionField             Special