redhat: spec: fix "unexpected argument to non-parametric macro" warnings

JIRA: INTERNAL
Upstream Status: RHEL-only (ARK commit 587236d6984d26002a8ba3cd3b0dffcb8b75fe21)

warning: /builddir/build/SPECS/kernel.spec: line 1555: unexpected argument to non-parametric macro %uname_suffix
warning: /builddir/build/SPECS/kernel.spec: line 1597: unexpected argument to non-parametric macro %uname_variant
...

Signed-off-by: Augusto Caringi <[email protected]>

Author: caringi

redhat/kernel.spec.template

@@ -62,7 +62,7 @@
 
 # Replace '-' with '_' where needed so that variants can use '-' in
 # their name.
-%define uname_suffix %{lua:
+%define uname_suffix() %{lua:
 	local flavour = rpm.expand('%{?1:+%{1}}')
 	flavour = flavour:gsub('-', '_')
 	if flavour ~= '' then
@@ -75,7 +75,7 @@
 # string. However, kernel-64k-debug is the debug version of kernel-64k,
 # in this case we need to return "64k", and so on. This is used in
 # macros below where we need this for some uname based requires.
-%define uname_variant %{lua:
+%define uname_variant() %{lua:
 	local flavour = rpm.expand('%{?1:%{1}}')
 	_, _, main, sub = flavour:find("(%w+)-(.*)")
 	if main then