Update to AGP 8.0 (#152)

* Updated wrapper version

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated AGP

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated Kotlin

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated KSP

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated to Java 17

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated dependencies

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated own dependencies

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Annotated `getWithCredentialsByIdLive` with `@Transaction`

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Migrated LiveData map method

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Removed `jvmTarget`

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Enabled `buildConfig` feature

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Updated missing Java version to 17

Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>

* Update Room, remove unnecessary @Transaction

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Signed-off-by: Arnau Mora Gras <arnyminerz@proton.me>
Co-authored-by: Ricki Hirner <hirner@bitfire.at>