Rebrand: Update system properties

Author: DJtheRedstoner

src/main/java/gg/essential/partnermod/EssentialAPI.java

@@ -21,7 +21,7 @@
 public class EssentialAPI {
 
     private static final String API_BASE_URL = System.getProperty(
-        "essential.ad.api",
+        "essential.partnermod.api",
         "https://api.essential.gg"
     );
     private static final String MOD_PARTNER_DATA_URL = API_BASE_URL + "/v1/mod-partner";

src/main/java/gg/essential/partnermod/loader/EssentialPartnerLoader.java

@@ -23,7 +23,7 @@
  * {@link #isActive()} calls.
  */
 public class EssentialPartnerLoader {
-    private static final boolean VERBOSE = Boolean.getBoolean("essentialad.loader.verbose");
+    private static final boolean VERBOSE = Boolean.getBoolean("essential.partnermod.loader.verbose");
     private static final Logger LOGGER = LogManager.getLogger();
 
     public static final String OUR_PKG;