[Infineon] Restructure p6 and cyw30739 devices to single folder (#21926)

* [Infineon] Restructure p6 folders under infineon

* [Infineon] Support CYW30739 platform inside infineon folder

* [Infineon] Rebase code rebase to avoid conflicts and fix github timeout change

Co-authored-by: Andrei Litvin <andy314@gmail.com>
diff --git a/config/p6/toolchain/BUILD.gn b/config/psoc6/toolchain/BUILD.gn
similarity index 88%
rename from config/p6/toolchain/BUILD.gn
rename to config/psoc6/toolchain/BUILD.gn
index 219ae1b..5420125 100644
--- a/config/p6/toolchain/BUILD.gn
+++ b/config/psoc6/toolchain/BUILD.gn
@@ -17,9 +17,9 @@
 
 import("${build_root}/toolchain/arm_gcc/arm_toolchain.gni")
 
-arm_toolchain("p6_lock_app") {
+arm_toolchain("psoc6_lock_app") {
   toolchain_args = {
     current_os = "freertos"
-    import("${chip_root}/examples/lock-app/p6/args.gni")
+    import("${chip_root}/examples/lock-app/infineon/psoc6/args.gni")
   }
 }