internal/rosa/package: replace assignment syntax

internal/rosa/package/nss.az

@@ -3,7 +3,7 @@ package nspr {
 	anitya = 7953
 	exclude
 
-	version := "4.39"
+	version# = "4.39"
 	output = remoteTar {
 		url = "https://ftp.mozilla.org/pub/nspr/releases/v${version}/src/nspr-${version}.tar.gz"
 		checksum = "lgIlqiItMBCRTuz8griNqxtJzNBAoZU1020EVR94X2IiZpJ-NgLXouF7m1knNlDs"
@@ -16,7 +16,7 @@ package nss {
 	website = "https://firefox-source-docs.mozilla.org/security/nss/index.html"
 	anitya = 2503
 
-	version := "3.124"
+	version# = "3.124"
 	source = remoteGitHub {
 		suffix = "nss-dev/nss"
 		tag = "NSS_"+join(split(version, ".", 3), "_")+"_RTM"