Tests: Update references

Author: kmr-srbh

tests/reference/runtime-test_intrinsic_function_mixed_print-a862825.json

@@ -6,7 +6,7 @@
     "outfile": null,
     "outfile_hash": null,
     "stdout": "runtime-test_intrinsic_function_mixed_print-a862825.stdout",
-    "stdout_hash": "523cab9cb106dd6e41fbabc12f303d93a8c042fc0c733db3d9204739",
+    "stdout_hash": "a8d2083be043accf4ebe8c6a3e8a2427d492323b12d0c041ba79f10e",
     "stderr": null,
     "stderr_hash": null,
     "returncode": 0

tests/reference/runtime-test_intrinsic_function_mixed_print-a862825.stdout

@@ -1,6 +1,6 @@
-5
-0
+Popped element: 5
+1 is located at: 0
 2 is present 2 times
-2
-['second', 'third', 'first']
+2 [1, 2, 3, 4]
+Keys: ['second', 'third', 'first']
 Value of 'third': 3

tests/reference/runtime-test_list_item_mixed_print-a3fd49f.json

@@ -6,7 +6,7 @@
     "outfile": null,
     "outfile_hash": null,
     "stdout": "runtime-test_list_item_mixed_print-a3fd49f.stdout",
-    "stdout_hash": "baf7e613ab31bccc17acba1d6541e4da35dbb133e202ba5d0ebf0408",
+    "stdout_hash": "9d9a68fea29f11320efb0764ce38ed3d4090f64457b0f1eb10251a2b",
     "stderr": null,
     "stderr_hash": null,
     "returncode": 0

tests/reference/runtime-test_list_item_mixed_print-a3fd49f.stdout

@@ -1,14 +1,14 @@
 Hello
-LPython
-1 2 3 3 4 5
-1
-3
-3.14000000000000012e+00 6.28000000000000025e+00
+This isLPython
+1 2 3 ... 3 4 5
+The first element is: 1
+The middle element is: 3
+3.14000000000000012e+00 * 2 = 6.28000000000000025e+00
 Total: 9.41999999999999993e+00
-1
+(1, 2, 3) is a tuple, but 1 is a number.
 123
 1 # 2 # 3 # 4 # 5 # 
 
-[1, 2]
-[3, 4]
-[5, 6]
+List  0 : [1, 2]
+List  1 : [3, 4]
+List  2 : [5, 6]