Delete .swp (#12894)

* Delete .swp

* updated gitignore to exclude temp vim files
diff --git a/.gitignore b/.gitignore
index 0d39ab2..d641ced 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,6 @@
 *.egg-info
 dist/
 erpnext/docs/current
+*.swp
+*.swo
+*~