fix: #265 added aarch64 to the list of detected system processors for linux build

CMakeLists.txt

@@ -60,6 +60,11 @@ elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
         set(CEF_PLATFORM "linuxarm")
         set(CEF_ARCH_DETECTION "${CMAKE_SYSTEM_PROCESSOR}")
     elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "arm64")
+        set(PROJECT_ARCH "arm64")
+        set(CEF_PLATFORM "linuxarm64")
+        set(CEF_ARCH_DETECTION "${CMAKE_SYSTEM_PROCESSOR}")
+    elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64")
+        set(PROJECT_ARCH "arm64")
         set(CEF_PLATFORM "linuxarm64")
         set(CEF_ARCH_DETECTION "${CMAKE_SYSTEM_PROCESSOR}")
     elseif(CMAKE_SIZEOF_VOID_P MATCHES 8)