Prepare 3.9.0 (#833)

* Updated authorship for 3.9.0

* Updated CHANGELOG for 3.9.0

* Add contributors

.authors.yml

@@ -264,7 +264,7 @@
   github: chenghlee
 - name: conda-bot
   email: ad-team+condabot@anaconda.com
-  num_commits: 39
+  num_commits: 42
   first_commit: 2022-01-25 21:38:28
   alternate_emails:
   - 18747875+conda-bot@users.noreply.github.com
@@ -277,7 +277,7 @@
   aliases:
   - Jaime RGP
   - jaimergp
-  num_commits: 73
+  num_commits: 76
   first_commit: 2022-01-08 14:56:53
   github: jaimergp
 - name: Tom Hören
@@ -357,7 +357,7 @@
   github: RahulARanger
 - name: Marco Esters
   email: mesters@anaconda.com
-  num_commits: 17
+  num_commits: 19
   first_commit: 2023-05-12 11:44:12
   github: marcoesters
 - name: Darryl Miles
@@ -372,7 +372,7 @@
   github: deepeshaburse
 - name: pre-commit-ci[bot]
   email: 66853113+pre-commit-ci[bot]@users.noreply.github.com
-  num_commits: 20
+  num_commits: 23
   first_commit: 2023-05-02 12:01:43
   github: pre-commit-ci[bot]
 - name: Matthias Kuhn
@@ -382,6 +382,6 @@
   github: m-kuhn
 - name: dependabot[bot]
   email: 49699333+dependabot[bot]@users.noreply.github.com
-  num_commits: 8
+  num_commits: 9
   github: dependabot[bot]
   first_commit: 2024-05-07 10:16:05

CHANGELOG.md

@@ -1,5 +1,23 @@
 [//]: # (current developments)
 
+## 2024-08-07   3.9.0:
+### Enhancements
+
+* A new setting `virtual_specs` allows the installer to run some checks before the installation proceeds. Useful for checking whether certain virtual package versions or system requirements can be satisfied. (#809)
+* Add option to output hashes of installer files. (#816)
+* Merge `setup.*` files into `pyproject.toml`. (#829)
+
+### Bug fixes
+
+* Add setuptools to recipe host requirements. (#829)
+
+### Contributors
+
+* @jaimergp
+* @marcoesters
+
+
+
 ## 2024-07-13   3.8.1:
 ### Bug fixes
 
@@ -14,6 +32,10 @@
 
 * Mention `conda/conda-standalone` repository as a source for conda-standalone downloads in relevant error messages. (#808)
 
+### Contributors
+
+* @jaimergp
+
 
 
 ## 2024-05-13   3.8.0: