Revert "MacPlatform: use install_name_tool to add /usr/local/lib and /opt/hombrew/lib to rpath of lime.ndll"

This reverts commit 47936494ac.

Didn't work with Haxe/Neko installed from Apple Silicon Homebrew because Lime tools couldn't link to Neko.

project/Build.xml

@@ -442,6 +442,13 @@
 			</section>
 
 			<section if="mac">
+				<!--
+					starting in xcode 15, rpath doesn't automatically include
+					/usr/local/lib, but we need it for neko
+				-->
+				<vflag name="-rpath" value="/usr/local/lib" />
+				<vflag name="-rpath" value="/opt/homebrew/lib" if="HXCPP_ARM64"/>
+
 				<vflag name="-l" value="iconv" />
 				<vflag name="-framework" value="IOKit" />
 				<vflag name="-framework" value="Foundation" />