Add minimal dummy Phenotype service implementation

package com.google.android.gms.phenotype;

parcelable Configurations;

package com.google.android.gms.phenotype.internal;

import com.google.android.gms.common.api.Status;

import com.google.android.gms.phenotype.Configurations;

interface IPhenotypeCallbacks {

    void onRegister(in Status status) = 0;

    void onConfigurations(in Status status, in Configurations configurations) = 3;

}

package com.google.android.gms.phenotype.internal;

import com.google.android.gms.phenotype.internal.IPhenotypeCallbacks;

interface IPhenotypeService {

    void register(IPhenotypeCallbacks callbacks, String p1, int p2, in String[] p3, in byte[] p4) = 0;

    void getConfigurationSnapshot(IPhenotypeCallbacks callbacks, String p1, String p2, String p3) = 10;

}

/*

 * SPDX-FileCopyrightText: 2020, microG Project Team

 * SPDX-License-Identifier: Apache-2.0

 */

package com.google.android.gms.phenotype;

import org.microg.safeparcel.AutoSafeParcelable;

public class Configuration extends AutoSafeParcelable {

    @Field(2)

    public int field2;

    @Field(3)

    public Flag[] field3;

    @Field(4)

    public String[] field4;

    public static final Creator<Configuration> CREATOR = new AutoCreator<>(Configuration.class);

}

/*

 * SPDX-FileCopyrightText: 2020, microG Project Team

 * SPDX-License-Identifier: Apache-2.0

 */

package com.google.android.gms.phenotype;

import org.microg.safeparcel.AutoSafeParcelable;

public class Configurations extends AutoSafeParcelable {

    @Field(2)

    public String field2;

    @Field(3)

    public String field3;

    @Field(4)

    public Configuration[] field4;

    @Field(5)

    public boolean field5;

    @Field(6)

    public byte[] field6;

    @Field(7)

    public long field7;

    public static final Creator<Configurations> CREATOR = new AutoCreator<>(Configurations.class);

}