Bump solr-solrj from 8.5.2 to 8.6.1 in /examples (#3107)

Bumps solr-solrj from 8.5.2 to 8.6.1.

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

examples/solr-container/build.gradle

@@ -10,7 +10,7 @@ dependencies {
     compileOnly "org.projectlombok:lombok:1.18.10"
     annotationProcessor "org.projectlombok:lombok:1.18.10"
 
-    implementation 'org.apache.solr:solr-solrj:8.5.2'
+    implementation 'org.apache.solr:solr-solrj:8.6.1'
 
     testImplementation 'org.testcontainers:testcontainers'
     testImplementation 'org.testcontainers:solr'