oil: update to 0.20.0.

srcpkgs/oil/template

@@ -1,6 +1,6 @@
 # Template file for 'oil'
 pkgname=oil
-version=0.19.0
+version=0.20.0
 revision=1
 build_style=configure
 configure_args="--prefix=/usr"
@@ -11,7 +11,7 @@ maintainer="MarcoAPC <marcoaureliopc@gmail.com>"
 license="Apache-2.0"
 homepage="https://www.oilshell.org"
 distfiles="https://www.oilshell.org/download/oil-${version}.tar.xz"
-checksum=882a0416e745ab18d865eae139eeeee9b3f33791143a9c12a5609b4f352617c5
+checksum=42b85f52bbba4a3bb8e16f23fc394c4302bcfd9638f067f01c37d23f2ee449a0
 register_shell="/usr/bin/osh /usr/bin/oil"
 nocross="Build systems gets confused with host and cross toolchains/headers"
 nostrip=yes