Merge branch 'dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-1.21.1' of github.com:atkawa7/httpsnippet into docs

Author: atkawa7

pom.xml

@@ -107,7 +107,7 @@
         <sortpom-maven-plugin.version>2.10.0</sortpom-maven-plugin.version>
         <spotbugs-fb-contrib.version>7.4.3.sb</spotbugs-fb-contrib.version>
         <spotbugs-maven-plugin.version>3.1.11</spotbugs-maven-plugin.version>
-        <spotless-maven-plugin.version>1.21.0</spotless-maven-plugin.version>
+        <spotless-maven-plugin.version>1.21.1</spotless-maven-plugin.version>
         <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
         <springfox.version>2.9.2</springfox.version>
         <versions-maven-plugin.version>2.7</versions-maven-plugin.version>