arm64: dts: renesas: r8a779f0: Add thermal support

Add support for 3 TSC nodes of thermal. The 4th node is for the control
domain and not for Linux.

Signed-off-by: Linh Phung <linh.phung.jy@renesas.com>
[wsa: rebased, fixed resource size, removed unused 4th node breaking probe]
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20220525151355.24175-1-wsa+renesas@sang-engineering.com


Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>