TEST: Add error tests for incorrect intents

Author: ubaidsk

tests/errors/func_02.py

@@ -0,0 +1,5 @@
+from lpython import i32, In
+
+def f(n: In[i32]):
+    n = 5
+    print(n)

tests/errors/func_03.py

@@ -0,0 +1,4 @@
+from lpython import i32
+
+def f(l: list[i32]):
+    l.append(5)

tests/errors/func_04.py

@@ -0,0 +1,5 @@
+from lpython import i32, InOut
+
+def f(n: InOut[i32]):
+    n = 5
+    print(n)

tests/tests.toml

@@ -1082,6 +1082,18 @@ asr = true
 filename = "errors/func_01.py"
 asr = true
 
+[[test]]
+filename = "errors/func_02.py"
+asr = true
+
+[[test]]
+filename = "errors/func_03.py"
+asr = true
+
+[[test]]
+filename = "errors/func_04.py"
+asr = true
+
 # tests/runtime_errors
 [[test]]
 filename = "runtime_errors/test_list_01.py"