feat: block launch if Java is incompatible

Keep track of compatible Java versions from meta. Launch-step
VerifyJavaInstall will check if current instance's Java version is
compatible.
Also add override option both globally and per-instance in-case the user
doesn't care about the requirement.

launcher/minecraft/VersionFile.cpp

@@ -36,6 +36,7 @@ void VersionFile::applyTo(LaunchProfile *profile)
     profile->applyJarMods(jarMods);
     profile->applyMods(mods);
     profile->applyTraits(traits);
+    profile->applyCompatibleJavaMajors(compatibleJavaMajors);
 
     for (auto library : libraries)
     {