chore: update versions. (#165)

## Types of changes

- [ ] I have read the **CONTRIBUTING** document.
- [ ] My code follows the code style of this project.
- [ ] I have updated the documentation accordingly.
- [ ] I have added tests to cover my changes.
- [ ] All new and existing tests passed.
- [ ] This is **NOT** translation related.

This closes issue #XXX

This is implements feature #YYY

This finishes chore #ZZZ

Co-authored-by: aminecmi <aminecmi@gmail.com>
Reviewed-on: Louvorg/ReaderForSelfoss-multiplatform#165
Co-authored-by: administrateur <administrateur@hidden.hidden>
Co-committed-by: administrateur <administrateur@hidden.hidden>

build.gradle.kts

@@ -7,8 +7,8 @@ buildscript {
 
 plugins {
     //trick: for the same plugin versions in all sub-modules
-    id("com.android.application").version("8.1.2").apply(false)
-    id("com.android.library").version("8.1.2").apply(false)
+    id("com.android.application").version("8.7.2").apply(false)
+    id("com.android.library").version("8.7.2").apply(false)
     id("org.jetbrains.kotlin.android").version("1.9.10").apply(false)
     kotlin("multiplatform").version("1.9.10").apply(false)
     id("com.mikepenz.aboutlibraries.plugin").version("10.5.1").apply(false)