Additional [this-escape] warnings fixes (OpenAPITools#20515)

Author: welandaz

modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/ApiClient.mustache

@@ -444,7 +444,7 @@ public class ApiClient{{#jsr310}} extends JavaTimeFormatter{{/jsr310}} {
    * @param userAgent User agent
    * @return API client
    */
-  public ApiClient setUserAgent(String userAgent) {
+  public final ApiClient setUserAgent(String userAgent) {
     addDefaultHeader("User-Agent", userAgent);
     return this;
   }

modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache

@@ -207,7 +207,7 @@ public class ApiClient {
     return HttpClient.newBuilder();
   }
 
-  public void updateBaseUri(String baseUri) {
+  public final void updateBaseUri(String baseUri) {
     URI uri = URI.create(baseUri);
     scheme = uri.getScheme();
     host = uri.getHost();

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/ApiClient.java

@@ -362,7 +362,7 @@ public ApiClient setPassword(String password) {
    * @param userAgent User agent
    * @return API client
    */
-  public ApiClient setUserAgent(String userAgent) {
+  public final ApiClient setUserAgent(String userAgent) {
     addDefaultHeader("User-Agent", userAgent);
     return this;
   }

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/ApiClient.java

@@ -214,7 +214,7 @@ public static HttpClient.Builder createDefaultHttpClientBuilder() {
     return HttpClient.newBuilder();
   }
 
-  public void updateBaseUri(String baseUri) {
+  public final void updateBaseUri(String baseUri) {
     URI uri = URI.create(baseUri);
     scheme = uri.getScheme();
     host = uri.getHost();

samples/client/petstore/java/apache-httpclient/src/main/java/org/openapitools/client/ApiClient.java

@@ -455,7 +455,7 @@ public ApiClient setAccessToken(String accessToken) {
    * @param userAgent User agent
    * @return API client
    */
-  public ApiClient setUserAgent(String userAgent) {
+  public final ApiClient setUserAgent(String userAgent) {
     addDefaultHeader("User-Agent", userAgent);
     return this;
   }

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java

@@ -214,7 +214,7 @@ public static HttpClient.Builder createDefaultHttpClientBuilder() {
     return HttpClient.newBuilder();
   }
 
-  public void updateBaseUri(String baseUri) {
+  public final void updateBaseUri(String baseUri) {
     URI uri = URI.create(baseUri);
     scheme = uri.getScheme();
     host = uri.getHost();

samples/client/petstore/java/native-jakarta/src/main/java/org/openapitools/client/ApiClient.java

@@ -214,7 +214,7 @@ public static HttpClient.Builder createDefaultHttpClientBuilder() {
     return HttpClient.newBuilder();
   }
 
-  public void updateBaseUri(String baseUri) {
+  public final void updateBaseUri(String baseUri) {
     URI uri = URI.create(baseUri);
     scheme = uri.getScheme();
     host = uri.getHost();

samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java

@@ -214,7 +214,7 @@ public static HttpClient.Builder createDefaultHttpClientBuilder() {
     return HttpClient.newBuilder();
   }
 
-  public void updateBaseUri(String baseUri) {
+  public final void updateBaseUri(String baseUri) {
     URI uri = URI.create(baseUri);
     scheme = uri.getScheme();
     host = uri.getHost();