patch 9.1.0532: filetype: Cedar files not recognized

Problem:  filetype: Cedar files not recognized
Solution: Detect '*.cedar' files as cedar filetype
          (Riley Bruins)

References: https://github.com/cedar-policy

closes: #15148

Signed-off-by: Riley Bruins <ribru17@hotmail.com>
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/.github/MAINTAINERS b/.github/MAINTAINERS
index d36c6e7..2b4c475 100644
--- a/.github/MAINTAINERS
+++ b/.github/MAINTAINERS
@@ -113,6 +113,7 @@
 runtime/ftplugin/awk.vim		@dkearns
 runtime/ftplugin/basic.vim		@dkearns
 runtime/ftplugin/bst.vim		@tpope
+runtime/ftplugin/cedar.vim		@ribru17
 runtime/ftplugin/cfg.vim		@chrisbra
 runtime/ftplugin/chatito.vim		@ObserverOfTime
 runtime/ftplugin/chicken.vim		@evhan
diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index 6cb2de1..c814baa 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -321,6 +321,9 @@
 " Cdrdao config
 au BufNewFile,BufRead */etc/cdrdao.conf,*/etc/defaults/cdrdao,*/etc/default/cdrdao,.cdrdao	setf cdrdaoconf
 
+" Cedar
+au BufNewFile,BufRead *.cedar			setf cedar
+
 " Cfengine
 au BufNewFile,BufRead cfengine.conf		setf cfengine
 
diff --git a/runtime/ftplugin/cedar.vim b/runtime/ftplugin/cedar.vim
new file mode 100644
index 0000000..74a1903
--- /dev/null
+++ b/runtime/ftplugin/cedar.vim
@@ -0,0 +1,13 @@
+" Vim filetype plugin
+" Language:	Cedar
+" Maintainer:	Riley Bruins <ribru17@gmail.com>
+" Last Change:	2024 Jul 4
+
+if exists('b:did_ftplugin')
+  finish
+endif
+let b:did_ftplugin = 1
+
+setl comments=:// commentstring=//\ %s
+
+let b:undo_ftplugin = 'setl com< cms<'
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 2dd317e..a3d8891 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -142,6 +142,7 @@
     cdl: ['file.cdl'],
     cdrdaoconf: ['/etc/cdrdao.conf', '/etc/defaults/cdrdao', '/etc/default/cdrdao', '.cdrdao', 'any/etc/cdrdao.conf', 'any/etc/default/cdrdao', 'any/etc/defaults/cdrdao'],
     cdrtoc: ['file.toc'],
+    cedar: ['file.cedar'],
     cf: ['file.cfm', 'file.cfi', 'file.cfc'],
     cfengine: ['cfengine.conf'],
     cfg: ['file.hgrc', 'filehgrc', 'hgrc', 'some-hgrc'],
diff --git a/src/version.c b/src/version.c
index 9cf6032..9cea344 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    532,
+/**/
     531,
 /**/
     530,