Fix indentation style in CMakeLists

CMakeLists.txt

@@ -6,7 +6,7 @@ set(IRRLICHTMT_REVISION 15)
 # https://gitlab.kitware.com/cmake/cmake/-/merge_requests/487
 project(Irrlicht
 	VERSION 1.9.0.${IRRLICHTMT_REVISION}
-        LANGUAGES C CXX
+	LANGUAGES C CXX
 )
 
 message(STATUS "*** Building IrrlichtMt ${PROJECT_VERSION} ***")
@@ -36,7 +36,7 @@ if(NOT CMAKE_BUILD_TYPE)
 endif()
 
 if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
-        include(CTest)
+	include(CTest)
 endif()
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

source/Irrlicht/tests/CMakeLists.txt

@@ -20,7 +20,7 @@ target_link_libraries(tests
 )
 
 add_test(
-        NAME tests
-        COMMAND "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/tests"
-        WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+	NAME tests
+	COMMAND "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/tests"
+	WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
 )

src/CMakeLists.txt

@@ -360,13 +360,13 @@ add_library(IRRMESHOBJ OBJECT
 )
 
 get_property(tinygltf_INCLUDE_DIRS
-        TARGET tinygltf::tinygltf
-        PROPERTY INTERFACE_INCLUDE_DIRECTORIES
+	TARGET tinygltf::tinygltf
+	PROPERTY INTERFACE_INCLUDE_DIRECTORIES
 )
 
 get_property(tinygltf_COMPILE_DEFS
-        TARGET tinygltf::tinygltf
-        PROPERTY INTERFACE_COMPILE_DEFINITIONS
+	TARGET tinygltf::tinygltf
+	PROPERTY INTERFACE_COMPILE_DEFINITIONS
 )
 
 target_include_directories(IRRMESHOBJ PRIVATE ${tinygltf_INCLUDE_DIRS})