[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/psoc6/toolchain/BUILD.gn b/config/psoc6/toolchain/BUILD.gn
new file mode 100644
index 0000000..5420125
--- /dev/null
+++ b/config/psoc6/toolchain/BUILD.gn
@@ -0,0 +1,25 @@
+# Copyright (c) 2021 Project CHIP Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//build_overrides/build.gni")
+import("//build_overrides/chip.gni")
+
+import("${build_root}/toolchain/arm_gcc/arm_toolchain.gni")
+
+arm_toolchain("psoc6_lock_app") {
+  toolchain_args = {
+    current_os = "freertos"
+    import("${chip_root}/examples/lock-app/infineon/psoc6/args.gni")
+  }
+}