chore: Updates the app level build.gradle in tutorials (#1754)

Edit the properties of the plugin to set propertiesFileName to secrets.properties.

tutorials/java/CurrentPlaceDetailsOnMap/app/build.gradle

@@ -38,7 +38,7 @@ dependencies {
 
 secrets {
     // Optionally specify a different file name containing your secrets.
-    // The plugin defaults to "local.properties"
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
     propertiesFileName = "secrets.properties"
 
     // A properties file containing default secret values. This file can be

tutorials/java/MapWithMarker/app/build.gradle

@@ -35,6 +35,10 @@ dependencies {
 }
 
 secrets {
+    // Optionally specify a different file name containing your secrets.
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
+    propertiesFileName = "secrets.properties"
+
     // To add your Maps API key to this project:
     // 1. Open the root project's local.properties file
     // 2. Add this line, where YOUR_API_KEY is your API key:

tutorials/java/Polygons/app/build.gradle

@@ -35,6 +35,10 @@ dependencies {
 }
 
 secrets {
+    // Optionally specify a different file name containing your secrets.
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
+    propertiesFileName = "secrets.properties"
+
     // To add your Maps API key to this project:
     // 1. Open the root project's local.properties file
     // 2. Add this line, where YOUR_API_KEY is your API key:

tutorials/java/StyledMap/app/build.gradle

@@ -40,7 +40,7 @@ dependencies {
 
 secrets {
     // Optionally specify a different file name containing your secrets.
-    // The plugin defaults to "local.properties"
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
     propertiesFileName = "secrets.properties"
 
     // A properties file containing default secret values. This file can be

tutorials/kotlin/CurrentPlaceDetailsOnMap/app/build.gradle

@@ -48,6 +48,10 @@ dependencies {
 }
 
 secrets {
+    // Optionally specify a different file name containing your secrets.
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
+    propertiesFileName = "secrets.properties"
+
     // To add your Maps API key to this project:
     // 1. Open the root project's local.properties file
     // 2. Add this line, where YOUR_API_KEY is your API key:

tutorials/kotlin/MapWithMarker/app/build.gradle

@@ -43,6 +43,10 @@ dependencies {
 }
 
 secrets {
+    // Optionally specify a different file name containing your secrets.
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
+    propertiesFileName = "secrets.properties"
+    
     // To add your Maps API key to this project:
     // 1. Open the root project's local.properties file
     // 2. Add this line, where YOUR_API_KEY is your API key:

tutorials/kotlin/Polygons/app/build.gradle

@@ -41,6 +41,10 @@ dependencies {
 }
 
 secrets {
+    // Optionally specify a different file name containing your secrets.
+    // If the secrets.properties file does not exist, create it in the same folder as the local.properties file.
+    propertiesFileName = "secrets.properties"
+
     // To add your Maps API key to this project:
     // 1. Open the root project's local.properties file
     // 2. Add this line, where YOUR_API_KEY is your API key: