[template-glib] expr-parser.y: fix function definition

[Christian Hergert <chergert src gnome org>]

commit 442985cbd140d57acf718431dae34b3c7acfef83
Author: Christian Hergert <chergert redhat com>
Date:   Wed May 4 13:47:18 2022 -0700

    expr-parser.y: fix function definition
    
    This wasn't supposed to be changed previously.

 src/tmpl-expr-parser.y | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/tmpl-expr-parser.y b/src/tmpl-expr-parser.y
index a5d798f..95b1308 100644
--- a/src/tmpl-expr-parser.y
+++ b/src/tmpl-expr-parser.y
@@ -115,11 +115,11 @@ expr: /* nothing */ EOL {
     add_expr_to_parser (parser, $1);
     YYACCEPT;
   }
-  | FUNC NAME '(' symlist ')' '{' list '}' EOL {
+  | FUNC NAME '(' symlist ')' '=' list EOL {
     define_function (parser, $2, g_steal_pointer (&$4), $7);
     YYACCEPT;
   }
-  | FUNC NAME '(' ')' '{' list '}' EOL {
+  | FUNC NAME '(' ')' '=' list EOL {
     define_function (parser, $2, NULL, $6);
     YYACCEPT;
   }