Samsung DTS ARM changes for v5.18

1. Minor improvements and dtschema fixes (node names, properties).
2. Fix issues pointed out by DT schema checks:
 - Add necessary clock controller inputs on Exynos5260.
 - Drop unsupported regulators on Odroid XU.
 - Add USB DWC3 supplies.
 - Drop old thermal properties from Exynos4210.
3. Add support for Samsung Chagall WiFi (Exynos5420, Samsung Galaxy Tab
   S 10.5", SM-T800 ) and a similar Samsung Klimt WiFi (Samsung Galaxy
   Tab S 8.4").
4. Add battery to Samsung P4Nnote (Exynos4412, Samsung Galaxy Note
   10.1).