r600: remove redundant semicolon

Reviewed-By: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/gallium/drivers/r600/sb/sb_ir.h

@@ -1012,7 +1012,7 @@ public:
 
 class alu_node : public node {
 protected:
-	alu_node() : node(NT_OP, NST_ALU_INST) { memset(&bc, 0, sizeof(bc_alu)); };
+	alu_node() : node(NT_OP, NST_ALU_INST) { memset(&bc, 0, sizeof(bc_alu)); }
 public:
 	bc_alu bc;