[gitignore] ignore files in ot_testing folder (openthread#10591)

zesonzhang · web-flow · commit eb468b4e6d0c · 2024-08-08T08:37:19.000-06:00
ot_testing/* are generated when running "script/test cert_suite"
diff --git a/.gitignore b/.gitignore
@@ -48,6 +48,7 @@ __pycache__
 # Unit test files
 CTestTestfile.cmake
 ot-test-*
+ot_testing/
 Testing/
 
 # Misc
