copy new editorconf from node

Signed-off-by: Niklas Eiling <niklas.eiling@eonerc.rwth-aachen.de>

fpga/.editorconfig

@@ -1,6 +1,5 @@
 # EditorConfig is awesome: http://EditorConfig.org
-#
-# SPDX-FileCopyrightText: 2017 Institute for Automation of Complex Power Systems, RWTH Aachen University
+# SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
 # SPDX-License-Identifier: Apache-2.0
 
 # top-most EditorConfig file
@@ -8,13 +7,26 @@ root = true
 
 # Unix-style newlines with a newline ending every file
 [*]
+charset = utf-8
 end_of_line = lf
 insert_final_newline = true
+trim_trailing_whitespace=true
 
 # Matches multiple files with brace expansion notation
 # Set default charset
-[**.{c,h,cpp,hpp}]
-charset = utf-8
+[*.{c,h,proto,cpp,hpp,h.in,hpp.in}]
+indent_style = space
+indent_size = 2
+
+[*.py]
+indent_style = space
+indent_size = 4
+
+[*.conf]
 indent_style = tab
 indent_size = 8
-trim_trailing_whitespace=true
+
+[*.nix]
+indent_style = space
+indent_size = 2
+