Documentation/Makefile: add *.pdf to `clean' target

user-manual.pdf is not removed by `make clean'; fix it.

Signed-off-by: Emilio G. Cota <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: cota

Documentation/Makefile

@@ -232,6 +232,7 @@ cmd-list.made: cmd-list.perl ../command-list.txt $(MAN1_TXT)
 clean:
 	$(RM) *.xml *.xml+ *.html *.html+ *.1 *.5 *.7
 	$(RM) *.texi *.texi+ *.texi++ git.info gitman.info
+	$(RM) *.pdf
 	$(RM) howto-index.txt howto/*.html doc.dep
 	$(RM) technical/api-*.html technical/api-index.txt
 	$(RM) $(cmds_txt) *.made