feat: implement cairo fixed array support (#1310)

Author: PhilippeR26

__mocks__/cairo/cairo292/fixed_array.cairo

@@ -0,0 +1,22 @@
+// Cairo 2.9.2
+
+#[starknet::interface]
+trait ITestFixedArray<TContractState> {
+    //fn test_u384(self:@TContractState)->u384;
+    fn fixed_array(self: @TContractState, x: [core::integer::u32; 8]) -> [core::integer::u32; 8];
+}
+
+#[starknet::contract]
+mod testfixed_array {
+
+    #[storage]
+    struct Storage {
+    }
+
+    #[abi(embed_v0)]
+    impl TestFixed of super::ITestFixedArray<ContractState> {
+        fn fixed_array(self: @ContractState, x: [core::integer::u32; 8]) -> [core::integer::u32; 8] {
+            x
+        }
+    }
+}