Update run-strings.test

Author: BobTheBuidler

mypyc/test-data/run-strings.test

@@ -412,14 +412,16 @@ def test_basics() -> None:
 [case testFStrings]
 import decimal
 from datetime import datetime
+from typing import Final
 
 var = 'mypyc'
 num = 20
+final_known_at_compile_time: Final = 'hello'
 
 def final_value_setter() -> str:
-    return 'hello'
+    return 'goodbye'
 
-final_var: Final = final_value_setter()
+final_unknown_at_compile_time: Final = final_value_setter()
 
 def test_fstring_basics() -> None:
     assert f'Hello {var}, this is a test' == "Hello mypyc, this is a test"
@@ -456,7 +458,7 @@ def test_fstring_basics() -> None:
     inf_num = float('inf')
     assert f'{nan_num}, {inf_num}' == 'nan, inf'
 
-    assert f'{final_var}' == 'hello'
+    assert f'{final_known_at_compile_time} {final_unknown_at_compile_time}' == 'hello goodbye'
 
 # F-strings would be translated into ''.join[string literals, format method call, ...] in mypy AST.
 # Currently we are using a str.join specializer for f-string speed up. We might not cover all cases