Add Punjabi translation team

Author: BHUVANSH855

documentation/translations/translating.rst

@@ -64,6 +64,9 @@ For more details about translations and their progress, see
    * - Marathi (mr)
      - Sanket Garade (:github-user:`sanketgarade`, `email <mailto:garade@pm.me>`__)
      - :github:`GitHub <sanketgarade/python-doc-mr>`
+   * - Punjabi (pa)
+     - Bhuvansh Kataria (:github-user:`BHUVANSH855`)
+     - :github:`GitHub <BHUVANSH855/python-docs-pa>`
    * - Lithuanian (lt)
      - Albertas Gimbutas (:github-user:`albertas`, `email <mailto:albertasgim@gmail.com>`__)
      - `original announcement <https://mail.python.org/pipermail/doc-sig/2019-July/004138.html>`__