Add missing closing parentheses (GH-8144)

(cherry picked from commit 03dd0e794e26afb5fa998d10ae2071e2cb0bc634)

Co-authored-by: Andrés Delfino <adelfino@gmail.com>
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 03f9159..786837a 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -2315,7 +2315,7 @@
    While bytes literals and representations are based on ASCII text, bytes
    objects actually behave like immutable sequences of integers, with each
    value in the sequence restricted such that ``0 <= x < 256`` (attempts to
-   violate this restriction will trigger :exc:`ValueError`. This is done
+   violate this restriction will trigger :exc:`ValueError`). This is done
    deliberately to emphasise that while many binary formats include ASCII based
    elements and can be usefully manipulated with some text-oriented algorithms,
    this is not generally the case for arbitrary binary data (blindly applying