Update unittest tags

Author: fangerer

graalpython/com.oracle.graal.python.test/src/tests/unittest_tags/test_file.txt

@@ -12,6 +12,7 @@
 *graalpython.lib-python.3.test.test_file.COtherFileTests.testIteration
 *graalpython.lib-python.3.test.test_file.COtherFileTests.testModeStrings
 *graalpython.lib-python.3.test.test_file.COtherFileTests.testSetBufferSize
+*graalpython.lib-python.3.test.test_file.COtherFileTests.testTruncateOnWindows
 *graalpython.lib-python.3.test.test_file.PyAutoFileTests.testAttributes
 *graalpython.lib-python.3.test.test_file.PyAutoFileTests.testErrors
 *graalpython.lib-python.3.test.test_file.PyAutoFileTests.testMethods

graalpython/com.oracle.graal.python.test/src/tests/unittest_tags/test_fileinput.txt

@@ -21,6 +21,7 @@
 *graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_readline_binary_mode
 *graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_readline_buffering
 *graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_readline_os_chmod_raises_OSError
+*graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_readline_os_fstat_raises_OSError
 *graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_stdin_binary_mode
 *graalpython.lib-python.3.test.test_fileinput.FileInputTests.test_zero_byte_files
 *graalpython.lib-python.3.test.test_fileinput.MiscTest.test_all