Merge pull request #101901 from openshift-cherrypick-robot/cherry-pick-101762-to-enterprise-4.21

[enterprise-4.21] [OSDOCS#17240]Removed air-gapped reference from ROSA HCP Whats new doc

Author: AedinC

modules/rosa-release-notes-Q4-2025.adoc

@@ -11,7 +11,7 @@ ifdef::openshift-rosa-hcp[]
 * ** On-Demand Capacity Reservations and Capacity Blocks for ML now supported.** You can now use pre-purchased Capacity Reservations when creating new machine pools on {product-title} clusters. For more information, see link:https://docs.redhat.com/documentation/red_hat_openshift_service_on_aws/4/html-single/cluster_administration/index#rosa-managing-worker-nodes[Managing compute nodes].
 
 * ** ImageDigestMirrorSets (IDMS) now supported.**
-{product-title} now supports ImageDigestMirrorSets (IDMS), enabling clusters to redirect image pulls to a private, mirrored registry. This critical enhancement means customers in air-gapped or restricted networks can host their own mirrors for third-party images while satisfying strict security and compliance requirements. For more information, see link:https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html-single/images/index#images-registry-mirroring_image-configuration-hcp[Image registry mirroring for {product-title}].
+{product-title} now supports ImageDigestMirrorSets (IDMS), enabling clusters to redirect image pulls to a private, mirrored registry. This critical enhancement means customers in restricted networks can host their own mirrors for third-party images while satisfying strict security and compliance requirements. For more information, see link:https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html-single/images/index#images-registry-mirroring_image-configuration-hcp[Image registry mirroring for {product-title}].
 
 * **{product-title} regions added.** {product-title} is now available in the following regions:
 +