Ports: Update mandoc's patches to use git patches

Ports/mandoc/patches/0008-Build-the-patched-in-glob-implementation.patch

@@ -0,0 +1,32 @@
+From 517695e5b4412d2e1b1f95c0f3cd7c5202968efd Mon Sep 17 00:00:00 2001
+From: Brian Callahan <bcallah@openbsd.org>
+Date: Sat, 25 Jan 2020 21:20:39 -0500
+Subject: [PATCH 8/9] Build the patched-in glob implementation
+
+---
+ Makefile | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/Makefile b/Makefile
+index f4e2954..51a9816 100644
+--- a/Makefile
++++ b/Makefile
+@@ -63,6 +63,7 @@ SRCS		 = arch.c \
+ 		   compat_fts.c \
+ 		   compat_getline.c \
+ 		   compat_getsubopt.c \
++		   compat_glob.c \
+ 		   compat_isblank.c \
+ 		   compat_mkdtemp.c \
+ 		   compat_ohash.c \
+@@ -251,6 +252,7 @@ COMPAT_OBJS	 = compat_err.o \
+ 		   compat_fts.o \
+ 		   compat_getline.o \
+ 		   compat_getsubopt.o \
++		   compat_glob.o \
+ 		   compat_isblank.o \
+ 		   compat_mkdtemp.o \
+ 		   compat_ohash.o \
+-- 
+2.36.1
+