Bump datadog-checks-dev pin to >=39.0,<41 in ddev (DataDog#24110)

* Bump datadog-checks-dev pin to >=39.0,<41 in ddev

* Add changelog entry for DataDog#24110

Author: AAraKKe

ddev/changelog.d/24110.changed

@@ -0,0 +1 @@
+Bump `datadog-checks-dev` pin to `>=39.0,<41` to track the v39 release.

ddev/pyproject.toml

@@ -30,13 +30,7 @@ dependencies = [
     "click~=8.1.6",
     "coverage",
     "datadog-api-client==2.20.0",
-    # TEMPORARY: relaxed from the usual `~=38.0` pin to span the gap between
-    # this PR landing (which bumps datadog-checks-dev to 39 because black is
-    # dropped from its [cli] extras) and the next ddev release. Without this,
-    # GitHub Actions that install ddev from the local repo can't resolve dcd
-    # 39 against ddev's tighter pin. The PR that releases ddev MUST tighten
-    # this back to `~=39.0` (see https://github.com/DataDog/integrations-core/pull/23588).
-    "datadog-checks-dev[cli]>=38.0,<40",
+    "datadog-checks-dev[cli]>=39.0,<41",
     "hatch>=1.13.0",
     "httpx",
     "jsonpointer",