Update cryptography requirement from >=2.6,<40.0 to >=2.6,<41.0 (#917)

Updates the requirements on [cryptography](https://github.com/pyca/cryptography) to permit the latest version.
- [Release notes](https://github.com/pyca/cryptography/releases)
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pyca/cryptography/compare/2.6...40.0.0)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/pyproject.toml b/pyproject.toml
index 8f785b5..30cf10f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ python = "^3.7"
 httpx = {version=">=0.21.1", optional=true, python=">=3.6.2"}
 h2 = {version=">=4.1.0", optional=true, python=">=3.6.2"}
 idna = {version=">=2.1,<4.0", optional=true}
-cryptography = {version=">=2.6,<40.0", optional=true}
+cryptography = {version=">=2.6,<41.0", optional=true}
 trio = {version=">=0.14,<0.23", optional=true}
 sniffio = {version="^1.1", optional=true}
 wmi = {version="^1.5.1", optional=true}