patch 8.2.0663: not all systemd temp files are recognized

Problem:    Not all systemd temp files are recognized.
Solution:   Add two more patterns. (Jamie Macdonald, closes #6003)
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 33fcfd7..e71ccd4 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -438,7 +438,7 @@
     \ 'swiftgyb': ['file.swift.gyb'],
     \ 'sil': ['file.sil'],
     \ 'sysctl': ['/etc/sysctl.conf', '/etc/sysctl.d/file.conf'],
-    \ 'systemd': ['any/systemd/file.automount', 'any/systemd/file.mount', 'any/systemd/file.path', 'any/systemd/file.service', 'any/systemd/file.socket', 'any/systemd/file.swap', 'any/systemd/file.target', 'any/systemd/file.timer', '/etc/systemd/system/some.d/file.conf', '/etc/systemd/system/some.d/.#file', '/home/user/.config/systemd/user/some.d/mine.conf', '/home/user/.config/systemd/user/some.d/.#file'],
+    \ 'systemd': ['any/systemd/file.automount', 'any/systemd/file.mount', 'any/systemd/file.path', 'any/systemd/file.service', 'any/systemd/file.socket', 'any/systemd/file.swap', 'any/systemd/file.target', 'any/systemd/file.timer', '/etc/systemd/system/some.d/file.conf', '/etc/systemd/system/some.d/.#file', '/etc/systemd/system/.#otherfile', '/home/user/.config/systemd/user/some.d/mine.conf', '/home/user/.config/systemd/user/some.d/.#file', '/home/user/.config/systemd/user/.#otherfile'],
     \ 'systemverilog': ['file.sv', 'file.svh'],
     \ 'tags': ['tags'],
     \ 'tak': ['file.tak'],
diff --git a/src/version.c b/src/version.c
index df2fd1f..e90c884 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    663,
+/**/
     662,
 /**/
     661,