clk: ti: dra7-atl: Fix leak of of_nodes

clk: ti: dra7-atl: Fix leak of of_nodes

This fix leaking the of_node references in of_dra7_atl_clk_probe().

The docs for of_parse_phandle_with_args() say that the caller must call
of_node_put() on the returned node. This adds the missing of_node_put()
to fix the leak.

Fixes: 9ac33b0ce81f ("CLK: TI: Driver for DRA7 ATL (Audio Tracking Logic)")
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://lore.kernel.org/r/20240826-clk-fix-leak-v1-1-f55418a13aa6@baylibre.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>