[stubsabot] Bump xmltodict to 1.0.*

Release: https://pypi.org/pypi/xmltodict/1.0.0
Homepage: https://github.com/martinblech/xmltodict
Repository: https://github.com/martinblech/xmltodict
Typeshed stubs: https://github.com/python/typeshed/tree/main/stubs/xmltodict
Diff: martinblech/xmltodict@v0.15.1...v1.0.0

Stubsabot analysis of the diff between the two releases:
 - 0 public Python files have been added.
 - 0 files included in typeshed's stubs have been deleted.
 - 1 file included in typeshed's stubs has been modified or renamed: `xmltodict.py`.
 - Total lines of Python code added: 513.
 - Total lines of Python code deleted: 519.

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- Leave this PR open (as a reminder, and to prevent stubsabot from opening another PR)
- Fix stubtest failures in another PR, then close this PR

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Author: stubsabot

stubs/xmltodict/METADATA.toml

@@ -1,2 +1,2 @@
-version = "0.15.*"
+version = "1.0.*"
 upstream_repository = "https://github.com/martinblech/xmltodict"