Revert "chore: remove runelite patch"

This reverts commit 5162a48e04.

overlays/default.nix

@@ -34,6 +34,8 @@ in {
 
   # Modifies existing packages
   modifications = final: prev: {
+    runelite = addPatches prev.runelite [./runelite-developer-mode.patch];
+
     qutebrowser = prev.qutebrowser.overrideAttrs (oldAttrs: {
       preFixup =
         oldAttrs.preFixup

overlays/runelite-developer-mode.patch

@@ -0,0 +1,29 @@
+--- a/src/main/java/net/runelite/launcher/Launcher.java
++++ b/src/main/java/net/runelite/launcher/Launcher.java
+@@ -228,9 +228,6 @@
+ 				jvmProps.put("apple.awt.application.appearance", "system");
+ 			}
+ 
+-			// Stream launcher version
+-			jvmProps.put(LauncherProperties.getVersionKey(), LauncherProperties.getVersion());
+-
+ 			if (settings.isSkipTlsVerification())
+ 			{
+ 				jvmProps.put("runelite.insecure-skip-tls-verification", "true");
+@@ -412,6 +409,8 @@
+ 			// Set hs_err_pid location. This is a jvm param and can't be set at runtime.
+ 			log.debug("Setting JVM crash log location to {}", CRASH_FILES);
+ 			jvmParams.add("-XX:ErrorFile=" + CRASH_FILES.getAbsolutePath());
++			// RuneLite requires assertions when developer mode is enabled.
++			jvmParams.add("-ea");
+ 			// Add VM args from cli/env
+ 			jvmParams.addAll(getJvmArgs(settings));
+ 
+@@ -566,6 +565,7 @@
+ 	private static Collection<String> getClientArgs(LauncherSettings settings)
+ 	{
+ 		final var args = new ArrayList<>(settings.clientArguments);
++		args.add("--developer-mode");
+ 
+ 		String clientArgs = System.getenv("RUNELITE_ARGS");
+ 		if (!Strings.isNullOrEmpty(clientArgs))