build: Generate and install man/vmod_h2.3

Author: dridi

man/Makefile.am

@@ -25,7 +25,8 @@ dist_man_MANS = \
 	vmod_vtc.3 \
 	vmod_blob.3 \
 	vmod_unix.3 \
-	vmod_proxy.3
+	vmod_proxy.3 \
+	vmod_h2.3
 
 CLEANFILES = $(dist_man_MANS)
 
@@ -136,4 +137,7 @@ vmod_unix.3: $(top_builddir)/vmod/vmod_unix.man.rst
 vmod_proxy.3: $(top_builddir)/vmod/vmod_proxy.man.rst
 	$(BUILD_MAN) $? $@
 
+vmod_h2.3: $(top_builddir)/vmod/vmod_h2.man.rst
+	$(BUILD_MAN) $? $@
+
 .NOPATH: $(dist_man_MANS)