Fix update cluster to remove shared EBS volumes can potentially cause node launching failures if MountDir match the same pattern in /etc/exports

Fix in Raid
update changelog with the fix in  #1808

Signed-off-by: chenwany <[email protected]>

Author: chenwany

CHANGELOG.md

@@ -23,6 +23,9 @@ This file is used to list changes made in each version of the AWS ParallelCluste
   - gl: `2022.2.1012-1`
   - web_viewer: `2022.2.14521-1`
 
+**BUG FIXES**
+- Fix update cluster to remove shared EBS volumes can potentially cause node launching failures if `MountDir` match the same pattern in `/etc/exports`. 
+
 3.5.0
 ------
 

cookbooks/aws-parallelcluster-config/resources/manage_raid.rb

@@ -187,7 +187,7 @@
   # Unexport RAID directory via nfs
   delete_lines "remove volume from /etc/exports" do
     path "/etc/exports"
-    pattern "#{raid_shared_dir} *"
+    pattern "^#{raid_shared_dir} *"
   end
 
   execute "unexport volume" do