Upgrade Gradle Build Tools, Update Gradle Wrapper, and Migrate JVM Toolchain to Java 17

[niccoreyes]

• Upgrade Gradle build tools to version 8.7.1
• Update Gradle wrapper to version 8.9
• Migrate JVM toolchain from Java 11 to Java 17

Fixes #1616

Upgrade Gradle Build Tools to Version 8.7.1:

• Updated the build.gradle.kts files to use Gradle build tools version 8.7.1.

Update Gradle Wrapper to Version 8.9:

• Updated the gradle-wrapper.properties files to use Gradle wrapper version 8.9.

Migrate JVM Toolchain from Java 11 to Java 17:

• Modified the build.gradle.kts files to migrate the JVM toolchain from Java 11 to Java 17.

Main changes:

edit line 36: - android-fhir\codelabs\engine\app\build.gradle.kts

from

kotlin { jvmToolchain(11) }

to

kotlin { jvmToolchain(17) }

Built using 21 LTS bundled using GRADLE_LOCAL_JAVA_HOME (default) - Android Studio 2024.2.1 Patch 1

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[jingtang10]

hey can you please run ./gradlew spotlessApply and update the pr? looks like the spotless check is failing.

[niccoreyes]

hmmm merge branch was unexpected with my push from a separate machine, I'll try to investigate this in a bit; Re: e80015d