Update incorrect usage

Author: iiAhmedYT

docs/Imperat/Context Resolver.md

@@ -39,7 +39,7 @@ public final class GuildContextResolver implements BukkitContextResolver<Guild>
             @NotNull Context<BukkitSource> context,
             @Nullable ParameterElement parameter
     ) throws ImperatException {
-        var source = context.getSource();
+        var source = context.source();
         if (source.isConsole()) {
             throw new SourceException("Only a player can do this !");
         }

docs/Imperat/Throwables.md

@@ -3,7 +3,7 @@ title: Throwable Handlers
 sidebar_position: 4
 ---
 # ThrowableHandler
-
+~
 The `ThrowableHandler` is a core component in the Imperat framework, designed to manage exceptions that occur during command execution.
 It handles two types of exceptions:
 
@@ -29,7 +29,7 @@ public final class ExampleCustomException extends SelfHandledException {
 
     @Override
     public <S extends Source> void handle(Imperat<S> imperat, Context<S> context) {
-        var source = context.getSource();
+        var source = context.source();
         source.reply("<red>" + message);
     }
 }
@@ -54,7 +54,7 @@ To register a `ThrowableResolver` for a non-SelfHandled exception, use the `setT
 ```java
 imperat.setThrowableResolver( 
     PermissionDeniedException.class,
-    (exception, imperat, context) -> context.getSource().error("You don't have permission to use this command!")
+    (exception, imperat, context) -> context.source().error("You don't have permission to use this command!")
 );
 ```
 

docs/Imperat/Value Resolver.md

@@ -32,7 +32,7 @@ public final class GroupValueResolver implements BukkitValueResolver<Group> {
             String raw
     ) throws ImperatException {
 
-        var sender = context.getSource();
+        var sender = context.source();
         if (sender.isConsole()) {
             throw new SourceException("Only players can do this !");
         }