Use ALL_RESERVED as a default

Author: arturobernalg

httpcore5/src/main/java/org/apache/hc/core5/net/URIBuilder.java

@@ -87,7 +87,7 @@ public static URIBuilder loopbackAddress() {
     private Charset charset;
     private String fragment;
     private String encodedFragment;
-    private EncodingPolicy encodingPolicy = EncodingPolicy.RFC_3986;
+    private EncodingPolicy encodingPolicy = EncodingPolicy.ALL_RESERVED;
 
     private boolean plusAsBlank;
 

httpcore5/src/test/java/org/apache/hc/core5/net/TestURIBuilder.java

@@ -996,6 +996,7 @@ void testFragmentEncoding() throws Exception {
                 .setScheme("http")
                 .setHost("example.com")
                 .setFragment(fragment)
+                .setEncodingPolicy(URIBuilder.EncodingPolicy.RFC_3986)
                 .build();
 
         Assertions.assertEquals(expectedEncodedFragment, uri.getRawFragment());
@@ -1010,6 +1011,7 @@ void testCustomQueryEncoding() throws Exception {
                 .setScheme("http")
                 .setHost("example.com")
                 .setCustomQuery(query)
+                .setEncodingPolicy(URIBuilder.EncodingPolicy.RFC_3986)
                 .build();
 
         Assertions.assertEquals(expectedEncodedQuery, uri.getRawQuery());