main/libnfs: upgrade to 3.0.0, clarify license

The fix-includes.patch explicitly includes <sys/time.h> in order to resolve
incomplete type {a,c,m}time definitions.

main/libnfs/APKBUILD

@@ -1,17 +1,18 @@
 # Contributor: Carlo Landmeter <clandmeter@gmail.com>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=libnfs
-pkgver=2.0.0
-pkgrel=1
+pkgver=3.0.0
+pkgrel=0
 pkgdesc="Client library for accessing NFS shares"
 url="https://github.com/sahlberg/libnfs"
 arch="all"
 options="!check"  # No test suite.
-license="LGPL-2.1+, BSD-2-Clause-FreeBSD, GPL-3.0+"
+license="LGPL-2.1-or-later"
 depends_dev=""
 makedepends="$depends_dev autoconf automake m4 libtool"
 subpackages="$pkgname-dev $pkgname-doc"
-source="https://github.com/sahlberg/libnfs/archive/libnfs-$pkgver.tar.gz"
+source="https://github.com/sahlberg/libnfs/archive/libnfs-$pkgver.tar.gz
+	fix-includes.patch"
 
 builddir="$srcdir"/libnfs-libnfs-$pkgver
 
@@ -34,4 +35,5 @@ package() {
         make DESTDIR="$pkgdir" install
 }
 
-sha512sums="701dd5317b0395523be89123d473f4da5c3ff53c2e30004a922f649f0dbbd97546ee39ab34fce06278a8148c13200ca383726a0822d09846fad6e308f29e42c7  libnfs-2.0.0.tar.gz"
+sha512sums="9af31f8824431e9d28267c468dafc7cfc4062b1a280ca141036bc28a2ba544c4470a67955b5e5fbcc6c175435812381013b4c5d3d3d1a175d5efc7b802ae9b3b  libnfs-3.0.0.tar.gz
+14219122c6decf7e0e292a2962a7dbf9b2e408b87d8e22cf1761b742834e817652f3e4919dded00f645ccf79e035e03712e7072ec1cb23bfd24ad012e9183824  fix-includes.patch"

main/libnfs/fix-includes.patch

@@ -0,0 +1,10 @@
+--- a/include/nfsc/libnfs.h
++++ b/include/nfsc/libnfs.h
+@@ -24,6 +24,7 @@
+ #define _LIBNFS_H_
+ 
+ #include <stdint.h>
++#include <sys/time.h>
+ #if defined(__ANDROID__) || defined(AROS) \
+  || ( defined(__APPLE__) && defined(__MACH__) )
+ #include <sys/time.h>