chore: merge peizhen as regular directory (replace submodule)

peizhen/citypicker/build.gradle

@@ -0,0 +1,41 @@
+apply plugin: 'com.android.library'
+// apply plugin: 'com.github.dcendents.android-maven' // 与 Gradle 8.9 不兼容，暂时注释
+group='com.github.zaaach'
+
+android {
+    namespace 'com.zaaach.citypicker'
+    compileSdk 34
+    compileSdkVersion 34
+    buildToolsVersion "30.0.2"
+    defaultConfig {
+        minSdkVersion 14
+        targetSdkVersion 27
+        versionCode 7
+        versionName "2.0.3"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+    
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    androidTestImplementation('androidx.test.espresso:espresso-core:3.1.0', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    testImplementation 'junit:junit:4.12'
+    compileOnly 'androidx.appcompat:appcompat:1.0.0'
+    compileOnly 'androidx.recyclerview:recyclerview:1.0.0'
+    api 'com.google.android.material:material:1.0.0'
+}