Remove unused patches

zathura-pdf-poppler-fix_install.patch

@@ -1,13 +0,0 @@
---- Makefile.orig	2012-09-09 22:14:57.873155346 +0200
-+++ Makefile	2012-09-09 22:13:32.916945999 +0200
-@@ -70,9 +70,9 @@
- 
- doc: clean
- 	$(QUIET)doxygen Doxyfile
- 
--install: all
-+install: 
- 	$(ECHO) installing ${PLUGIN} plugin
- 	$(QUIET)mkdir -p ${DESTDIR}${PLUGINDIR}
- 	$(QUIET)cp -f ${PLUGIN}.so ${DESTDIR}${PLUGINDIR}
-