RDK-48018: Updating the iarmmgrs-hal-headers tag version

Reason for change: Updated PV of iarmmgrs-hal-headers
	Updated the changelog in the iarmmgrs repo , so that updated the SRCREV
Test Procedure: Build and Verify.
Risks: Low

Signed-off-by: Shahbas Ali Pakkada <[email protected]>

Author: Shahbas Ali Pakkada

conf/include/rdk-headers-versions.inc

@@ -29,9 +29,9 @@ PV:pn-tvsettings-hal-headers = "1.4.0"
 PR:pn-tvsettings-hal-headers = "r0"
 SRCREV:pn-tvsettings-hal-headers = "1fba39f12063513757b65a6a023f93e1e711d5ad"
 
-PV:pn-iarmmgrs-hal-headers = "2.1.3"
+PV:pn-iarmmgrs-hal-headers = "2.1.5"
 PR:pn-iarmmgrs-hal-headers = "r0"
-SRCREV:pn-iarmmgrs-hal-headers = "a02f7ca007c9b6c46286ec73a2ff3711985c8589"
+SRCREV:pn-iarmmgrs-hal-headers = "4894410122b854cb97bd0ebc41cf9f90af333840"
 
 PV:pn-closedcaption-hal-headers = "1.0.0"
 PR:pn-closedcaption-hal-headers = "r0"