Fix linkcheck warnings

[hugovk]

Fixes:

(core-developers/motivations: line  160) core-developers/motivations.rst:160: WARNING: redirect  http://www.bitdance.com - permanently to https://www.bitdance.com/
(core-developers/motivations: line  231) core-developers/motivations.rst:231: WARNING: redirect  http://www.list.org/ - permanently to https://www.list.org/
(developer-workflow/c-api: line   32) developer-workflow/c-api.rst:32: WARNING: redirect  https://discuss.python.org/c/30 - permanently to https://discuss.python.org/c/core-dev/c-api/30
(documentation/translating: line   53) documentation/translating.rst:53: WARNING: redirect  https://github.com/ftg-iran/python-docs-fa - permanently to https://github.com/mmdbalkhi/python-docs-fa
(testing/new-buildbot-worker: line   48) testing/new-buildbot-worker.rst:48: WARNING: redirect  https://github.com/python/buildmaster-config/issues/new/choose - with Found to https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fbuildmaster-config%2Fissues%2Fnew%2Fchoose
(   triage/labels: line  147) broken    https://github.com/python/bedevere/#pr-state-machine - Anchor 'pr-state-machine' not found
(core-developers/motivations: line  145) broken    https://mariatta.ca/pages/talk-chronology.html#talk-chronology - 404 Client Error: Not Found for url: https://mariatta.ca/pages/talk-chronology.html
(documentation/start-documenting: line  107) broken    https://packaging.python.org/en/latest/guides/installing-using-pip-and-virtual-environments/#creating-a-virtual-environment - Anchor 'creating-a-virtual-environment' not found
(documentation/start-documenting: line  107) broken    https://packaging.python.org/en/latest/guides/installing-using-pip-and-virtual-environments/#activating-a-virtual-environment - Anchor 'activating-a-virtual-environment' not found
(documentation/translating: line   80) documentation/translating.rst:80: WARNING: redirect  https://python-docs-tr.readthedocs.io/ - with Found to https://python-docs-tr.readthedocs.io/tr/3.12/
(development-tools/gdb: line  353) development-tools/gdb.rst:353: WARNING: redirect  https://sourceware.org/gdb/onlinedocs/gdb/Location-Specifications.html - permanently to https://sourceware.org/gdb/current/onlinedocs/gdb.html/Location-Specifications.html
(development-tools/gdb: line   23) development-tools/gdb.rst:23: WARNING: redirect  https://sourceware.org/gdb/onlinedocs/gdb/Python.html - permanently to https://sourceware.org/gdb/current/onlinedocs/gdb.html/Python.html
(core-developers/motivations: line  289) core-developers/motivations.rst:289: WARNING: redirect  https://www.openhub.net/p/python/contributors - permanently to https://openhub.net/p/python/contributors
(internals/exploring: line    1) internals/exploring.rst:1: WARNING: redirect  https://www.youtube.com/playlist?list=PLpEcQSRWP2IjVRlTUptdD05kG-UkJynQT - with Found to https://consent.youtube.com/m?continue=https%3A%2F%2Fwww.youtube.com%2Fplaylist%3Flist%3DPLpEcQSRWP2IjVRlTUptdD05kG-UkJynQT%26cbrd%3D1&gl=FI&m=0&pc=yt&cm=2&hl=fi&src=1
(internals/exploring: line    1) internals/exploring.rst:1: WARNING: redirect  https://www.youtube.com/playlist?list=PLzV58Zm8FuBL6OAv1Yu6AwXZrnsFbbR0S - with Found to https://consent.youtube.com/m?continue=https%3A%2F%2Fwww.youtube.com%2Fplaylist%3Flist%3DPLzV58Zm8FuBL6OAv1Yu6AwXZrnsFbbR0S%26cbrd%3D1&gl=FI&m=0&pc=yt&cm=2&hl=fi&src=1

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