revert incorrect placement for nisse

Author: tballison

tika-parent/pom.xml

@@ -457,7 +457,6 @@
     <nimbus-jose-jwt.version>10.6</nimbus-jose-jwt.version>
     <javacpp.version>1.5.12</javacpp.version>
     <maven.exec.version>3.6.2</maven.exec.version>
-    <nisse.version>0.6.2</nisse.version>
 
     <!-- needs to exist even if empty due to problems with jacoco-maven-plugin -->
     <addmod />
@@ -1172,13 +1171,6 @@
   </dependencies>
 
   <build>
-    <extensions>
-      <extension>
-        <groupId>eu.maveniverse.maven.nisse</groupId>
-        <artifactId>extension</artifactId>
-        <version>${nisse.version}</version>
-      </extension>
-    </extensions>
     <pluginManagement>
       <plugins>
       <plugin>