patch 8.2.3995: not all sshconfig files are detected as such

Problem:    Not all sshconfig files are detected as such.
Solution:   Adjust the patterns used for sshconfig detection. (David Auer,
            closes #9322)
diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index d34db18..c92ae69 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -1778,8 +1778,8 @@
 au BufNewFile,BufRead *.nut			setf squirrel
 
 " OpenSSH configuration
-au BufNewFile,BufRead ssh_config,*/.ssh/config		setf sshconfig
-au BufNewFile,BufRead */etc/ssh/ssh_config.d/*.conf	setf sshconfig
+au BufNewFile,BufRead ssh_config,*/.ssh/config,*/.ssh/*.conf	setf sshconfig
+au BufNewFile,BufRead */etc/ssh/ssh_config.d/*.conf		setf sshconfig
 
 " OpenSSH server configuration
 au BufNewFile,BufRead sshd_config			setf sshdconfig
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 58c3981..89dd8f2 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -482,7 +482,7 @@
     \ 'squid': ['squid.conf'],
     \ 'squirrel': ['file.nut'],
     \ 'srec': ['file.s19', 'file.s28', 'file.s37', 'file.mot', 'file.srec'],
-    \ 'sshconfig': ['ssh_config', '/.ssh/config', '/etc/ssh/ssh_config.d/file.conf', 'any/etc/ssh/ssh_config.d/file.conf', 'any/.ssh/config'],
+    \ 'sshconfig': ['ssh_config', '/.ssh/config', '/etc/ssh/ssh_config.d/file.conf', 'any/etc/ssh/ssh_config.d/file.conf', 'any/.ssh/config', 'any/.ssh/file.conf'],
     \ 'sshdconfig': ['sshd_config', '/etc/ssh/sshd_config.d/file.conf', 'any/etc/ssh/sshd_config.d/file.conf'],
     \ 'st': ['file.st'],
     \ 'stata': ['file.ado', 'file.do', 'file.imata', 'file.mata'],
diff --git a/src/version.c b/src/version.c
index 04f06f9..b905932 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3995,
+/**/
     3994,
 /**/
     3993,