unison: update to 2.53.0; take over maintenance

Original maintainer does not appear to have contributed to Void in more
than six years.

srcpkgs/unison/template

@@ -1,21 +1,28 @@
 # Template file for 'unison'
 pkgname=unison
-version=2.52.1
+version=2.53.0
 revision=1
 hostmakedepends="ocaml"
 short_desc="File-synchronization tool"
-maintainer="allan <mail@may.mooo.com>"
+maintainer="Andrew J. Hesford <ajh@sideband.org>"
 license="GPL-3.0-or-later"
 homepage="https://www.cis.upenn.edu/~bcpierce/unison/"
 distfiles="https://github.com/bcpierce00/unison/archive/v${version}.tar.gz"
-checksum=ff7d920e1b4ec0872df764130b82a515f6f21a361f31a67b39c3e3ea12bfda80
+checksum=9364477df4501b9c7377e2ca1a7c4b44c1f16fa7cbc12b7f5b543d08c3f0740a
 nocross="OCaml does not cross compile"
 
 do_build() {
 	CFLAGS= make ${makejobs} UISTYLE=text DEBUGGING=false THREADS=true
+	CFLAGS= make ${makejobs} -C man
+}
+
+do_check() {
+	mkdir -p ./tmp
+	HOME="${PWD}/tmp" TMPDIR="${PWD}/tmp" ./src/unison -selftest
 }
 
 do_install() {
 	vbin src/unison
 	vbin src/unison-fsmonitor
+	vman man/unison.1
 }