clk: renesas: r9a07g044: Mark IA55_CLK and DMAC_ACLK critical

Add IA55_CLK and DMAC_ACLK as critical clocks.

Previously it worked ok, because of a bug in clock status function
and the following patch in this series fixes the original bug.

Fixes: c3e67ad6 ("dt-bindings: clock: r9a07g044-cpg: Update clock/reset definitions")
Fixes: eb829e54

 ("clk: renesas: r9a07g044: Add DMAC clocks/resets")
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20210922112405.26413-1-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>