internal/rosa/package: migrate multiple libraries

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/package/nettle.az

@@ -0,0 +1,23 @@
+package nettle {
+	description = "a low-level cryptographic library";
+	website = "https://www.lysator.liu.se/~nisse/nettle";
+	anitya = 2073;
+
+	version* = "4.0";
+	source = remoteTar {
+		url = "https://ftpmirror.gnu.org/gnu/nettle/nettle-"+version+".tar.gz";
+		checksum = "6agC-vHzzoqAlaX3K9tX8yHgrm03HLqPZzVzq8jh_ePbuPMIvpxereu_uRJFmQK7";
+		compress = gzip;
+	};
+
+	exec = make {};
+
+	inputs = [
+		m4,
+		diffutils,
+
+		gmp,
+	];
+
+	runtime = [ gmp ];
+}