Making minor edits to improve Acrolinx score

Author: schaffererin

articles/aks/use-mariner.md

@@ -49,15 +49,15 @@ Mariner is available for use in the same regions as AKS.
 
 Mariner currently has the following limitations:
 
-* Mariner does not yet have image SKUs for GPU, ARM64, SGX, or FIPS.
-* Mariner does not yet have FedRAMP, FIPS, or CIS certification.
-* Mariner cannot yet be deployed through the Azure portal.
+* Mariner doesn't yet have image SKUs for GPU, ARM64, SGX, or FIPS.
+* Mariner doesn't yet have FedRAMP, FIPS, or CIS certification.
+* Mariner can't yet be deployed through the Azure portal.
 * Qualys, Trivy, and Microsoft Defender for Containers are the only vulnerability scanning tools that support Mariner today.
-* The Mariner container host is a Gen 2 image. Mariner does not plan to offer a Gen 1 SKU.
-* Node configurations are not yet supported.
-* Mariner is not yet supported in GitHub actions.
-* Mariner does not support AppArmor. Support for SELinux can be manually configured.
-* Some addons, extensions, and open-source integrations may not be supported yet on Mariner. Azure Monitor, Grafana, Helm, Key Vault, and Container Insights are confirmed to be supported.
+* The Mariner container host is a Gen 2 image. Mariner doesn't plan to offer a Gen 1 SKU.
+* Node configurations aren't yet supported.
+* Mariner isn't yet supported in GitHub actions.
+* Mariner doesn't support AppArmor. Support for SELinux can be manually configured.
+* Some addons, extensions, and open-source integrations may not be supported yet on Mariner. Azure Monitor, Grafana, Helm, Key Vault, and Container Insights are supported.
 
 <!-- LINKS - Internal -->
 [mariner-doc]: https://microsoft.github.io/CBL-Mariner/docs/#cbl-mariner-linux