TEST: Update reference tests

Author: ubaidsk

tests/reference/asr-func_02-b439474.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-func_02-b439474",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/func_02.py",
+    "infile_hash": "452658f9bae7ccab4d21b9b1c993adb7fbaf117c093dd82672755aa5",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-func_02-b439474.stderr",
+    "stderr_hash": "51b7e0552f91115242b7c38f82c258b3d8dda88c9596ddee5388e0a1",
+    "returncode": 2
+}

tests/reference/asr-func_02-b439474.stderr

@@ -0,0 +1,5 @@
+semantic error: Assignment to an input function parameter `n` is not allowed
+ --> tests/errors/func_02.py:4:5
+  |
+4 |     n = 5
+  |     ^ 

tests/reference/asr-func_03-cd744a0.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-func_03-cd744a0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/func_03.py",
+    "infile_hash": "f8a6eed44ebd1dee435e6db842a874c41b8ba2b13d88d16944a4d265",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-func_03-cd744a0.stderr",
+    "stderr_hash": "8807deedff76aa449cbe96f3b904ae84af8d2a1cb648b7d0bffe0398",
+    "returncode": 2
+}

tests/reference/asr-func_03-cd744a0.stderr

@@ -0,0 +1,5 @@
+semantic error: Modifying input function parameter `l` is not allowed
+ --> tests/errors/func_03.py:4:5
+  |
+4 |     l.append(5)
+  |     ^^^^^^^^^^^ 

tests/reference/asr-func_04-eef2656.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-func_04-eef2656",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/func_04.py",
+    "infile_hash": "70a0b0ddad67252c7488d322ffc565a6669e1f79b96c3ef3014b0d0a",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-func_04-eef2656.stderr",
+    "stderr_hash": "9d46d8d3ba2904e6a87e73ffaf051da8b9159b06cd15ec1ff471009e",
+    "returncode": 2
+}

tests/reference/asr-func_04-eef2656.stderr

@@ -0,0 +1,5 @@
+semantic error: Simple Type i32 cannot be intent InOut/Out
+ --> tests/errors/func_04.py:3:7
+  |
+3 | def f(n: InOut[i32]):
+  |       ^^^^^^^^^^^^^