Vulkan/Debug: Always provide the dap::Source::path

This is common for virtual and physical files.

Bug: b/148401179
Change-Id: I266097382098c1daf776ae64d878f08febee5d0e
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/43429
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Tested-by: Ben Clayton <bclayton@google.com>

src/Vulkan/Debug/Server.cpp

diff --git a/src/Vulkan/Debug/Server.cpp b/src/Vulkan/Debug/Server.cpp
index c8751c1..267811d 100644
--- a/src/Vulkan/Debug/Server.cpp
+++ b/src/Vulkan/Debug/Server.cpp
@@ -536,10 +536,7 @@
 	{
 		out.sourceReference = file->id.value();
 	}
-	else
-	{
-		out.path = file->path();
-	}
+	out.path = file->path();
 	return out;
 }