Add release note

dstansby · dstansby · commit 2f93d7913956 · 2025-05-21T12:29:52.000+01:00
diff --git a/changes/3068.bugfix.rst b/changes/3068.bugfix.rst
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+Trying to open an array with ``mode='r'`` when the store is not read-only now raises an error.

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	`1`	+Trying to open an array with ``mode='r'`` when the store is not read-only now raises an error.