Update .gitignore to include _build/ folder from docs/souce (#8911)

ChetanKhanna · web-flow · commit fe216a343489 · 2020-06-08T13:48:13.000+01:00
diff --git a/.gitignore b/.gitignore
@@ -6,6 +6,7 @@ __pycache__
 /build
 /env*/
 docs/build/
+docs/source/_build
 *.iml
 /out/
 .venv*/
