Upgrade to Micrometer 1.3.14

Closes gh-23388

Author: snicoll

spring-boot-project/spring-boot-dependencies/pom.xml

@@ -152,7 +152,7 @@
 		<logback.version>1.2.3</logback.version>
 		<lombok.version>1.18.12</lombok.version>
 		<mariadb.version>2.4.4</mariadb.version>
-		<micrometer.version>1.3.12</micrometer.version>
+		<micrometer.version>1.3.14</micrometer.version>
 		<mimepull.version>1.9.13</mimepull.version>
 		<mockito.version>3.1.0</mockito.version>
 		<mongo-driver-reactivestreams.version>1.12.0</mongo-driver-reactivestreams.version>