Upgrade Micrometer 1.15.1 -> 1.15.2 (#1761)

See:
- https://github.com/micrometer-metrics/micrometer/releases/tag/v1.15.2
- micrometer-metrics/micrometer@v1.15.1...v1.15.2

Author: Picnic-DevPla-Bot

pom.xml

@@ -366,7 +366,7 @@
             <dependency>
                 <groupId>io.micrometer</groupId>
                 <artifactId>micrometer-bom</artifactId>
-                <version>1.15.1</version>
+                <version>1.15.2</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>