Prepare release 0.11.15 (#1109)

Author: gigerdo

CHANGELOG.md

@@ -1,5 +1,7 @@
 ## [Unreleased]
 
+## [0.11.15] - 2025-04-23
+
 - Add `global_data_tags` to fleet agent policies. ([#1044](https://github.com./elastic/terraform-provider-elasticstack/pull/1044))
 
 ## [0.11.14] - 2025-03-17

Makefile

@@ -1,7 +1,7 @@
 .DEFAULT_GOAL = help
 SHELL := /bin/bash
 
-VERSION ?= 0.11.14
+VERSION ?= 0.11.15
 
 NAME = elasticstack
 BINARY = terraform-provider-${NAME}