Move thirdparty dependencies from fpga to top-level directory

Signed-off-by: Steffen Vogel <steffen.vogel@opal-rt.com>

Author: stv0g

.gitmodules

@@ -1,9 +1,9 @@
 # SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
 # SPDX-License-Identifier: Apache-2.0
 
-[submodule "fpga/thirdparty/libxil"]
-	path = fpga/thirdparty/libxil
+[submodule "thirdparty/libxil"]
+	path = thirdparty/libxil
 	url = https://github.com/VILLASframework/libxil.git
-[submodule "fpga/thirdparty/udmabuf"]
-	path = fpga/thirdparty/udmabuf
+[submodule "thirdparty/udmabuf"]
+	path = thirdparty/udmabuf
 	url = https://github.com/ikwzm/udmabuf

CMakeLists.txt

@@ -148,7 +148,7 @@ endif()
 FindSymbol(${LWS_LOCATION} lws_extension_callback_pm_deflate LWS_DEFLATE_FOUND)
 
 # Check if submodules for VILLASfpga are present
-if(EXISTS "${PROJECT_SOURCE_DIR}/fpga/thirdparty/libxil/CMakeLists.txt")
+if(EXISTS "${PROJECT_SOURCE_DIR}/thirdparty/libxil/CMakeLists.txt")
     set(FOUND_FPGA_SUBMODULES ON)
 else()
     set(FOUND_FPGA_SUBMODULES OFF)

fpga/CMakeLists.txt

@@ -13,10 +13,10 @@ pkg_check_modules(JANSSON REQUIRED IMPORTED_TARGET jansson)
 find_package(Threads)
 find_package(Criterion)
 
-include_directories(thirdparty/CLI11)
-include_directories(thirdparty/rang)
+include_directories(../thirdparty/CLI11)
+include_directories(../thirdparty/rang)
 
-add_subdirectory(thirdparty/libxil)
+add_subdirectory(../thirdparty/libxil)
 add_subdirectory(lib)
 add_subdirectory(src)