Added supported environments to 3.10 release notes

Author: sgravrock

release_notes/3.10.0.md

@@ -4,7 +4,20 @@ This release updates the jasmine-core dependency to 3.10.0. See the
 [jasmine-core release notes](https://github.com/jasmine/jasmine/blob/main/release_notes/3.10.0.md)
 for more information.
 
+## Supported Environments
 
+The Jasmine gem has been tested in the following environments:
+
+| Rails version   | Ruby versions |
+|-----------------|---------------|
+| 6               | 2.5-3.0       |
+| 5               | 2.3-2.7       |
+| 4               | 2.3-2.6       |
+| Non-Rails usage | 2.3-3.0       |
+
+See the
+[jasmine-core release notes](https://github.com/jasmine/jasmine/blob/main/release_notes/3.10.0.md)
+for supported browsers.
 
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