bpo-30217: add the operators ~ and | to the index (GH-1502) (GH-2137)

(cherry picked from commit dc980dfbcfce4695ccde056c3983160ba97b5a36)
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 4e605eb..bc7411c 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -423,10 +423,12 @@
    pair: bitwise; operations
    pair: shifting; operations
    pair: masking; operations
+   operator: |
    operator: ^
    operator: &
    operator: <<
    operator: >>
+   operator: ~
 
 Bitwise operations only make sense for integers.  Negative numbers are treated
 as their 2's complement value (this assumes a sufficiently large number of bits