Bump com.github.spotbugs from 6.2.5 to 6.2.6 in /libcobj (#705)

Bumps com.github.spotbugs from 6.2.5 to 6.2.6.

---
updated-dependencies:
- dependency-name: com.github.spotbugs
  dependency-version: 6.2.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

libcobj/app/build.gradle.kts

@@ -7,7 +7,7 @@ plugins {
     id("java")
     id("maven-publish")
     pmd
-    id("com.github.spotbugs") version "6.2.5"
+    id("com.github.spotbugs") version "6.2.6"
 }
 
 repositories {