oe-selftest: fix tests to reflect man->man-db transition

Rather than apply a patch twice, an incorrect patch is applied
(as the new man-db recipe does not have any patches yet).

(From OE-Core rev: a8bf4da183824caa5fceaf7546db52daa05f8662)

Signed-off-by: Alexander Kanavin <alexander.kanavin@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-selftest/recipes-test/man-db/files/0001-Test-patch-here.patch

@@ -0,0 +1,22 @@
+From efc8831f33106e6b48de8e612c2d816fe7d1ae68 Mon Sep 17 00:00:00 2001
+From: Alexander Kanavin <alex.kanavin@gmail.com>
+Date: Fri, 9 Feb 2018 17:37:48 +0200
+Subject: [PATCH] Test patch here!
+
+This is an invalid patch used by oe-selftest
+---
+ README | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/README b/README
+index 48fff57..26d1234 100644
+--- a/README
++++ b/README
+@@ -1,3 +1,4 @@
++This is a test patch for purposes of oe-selftest
+ THIS LINE MAKES THIS PATCH INVALID README for the man-db manual pager suite
+ ========================================
+ 
+-- 
+2.15.1
+

meta-selftest/recipes-test/man/man/man-1.5h1-make.patch

@@ -1,16 +0,0 @@
-Test patch here!
-This is invalid patch used by tests in scripts/lib/selftests.
-
---- man-1.5g/man/Makefile.in.mike	Fri Apr  9 13:35:54 1999
-+++ man-1.5g/man/Makefile.in	Fri Apr  9 13:36:45 1999
-@@ -1,8 +1,8 @@
- #MAKE THIS PATCH INVALID
- MAN1 = man whatis apropos
--MAN5 = man.conf
-+MAN5 = man.config
- MAN8 = makewhatis
--ALL = man.1 whatis.1 apropos.1 man.conf.5
-+ALL = man.1 whatis.1 apropos.1 man.config.5
- MAYBE8 = makewhatis
- 
- .SUFFIXES: .man .1 .5 .8