[bugfix] Remove incorrect produced type from the list

We cannot guarantee that `.integer` is produced because the `.length`
property could be overwritten, and nothing else produces integers.

We don't want `produces: [.jsAnything]` as it doesn't have value.

Bug: 470273473
Change-Id: Ib3c78e05ea2845ed3e7966b1e10aaa51f3a0e5b5
Reviewed-on: https://chrome-internal-review.googlesource.com/c/v8/fuzzilli/+/8911216
Reviewed-by: Matthias Liedtke <mliedtke@google.com>
Auto-Submit: Dominik Klemba <tacet@google.com>
Commit-Queue: Matthias Liedtke <mliedtke@google.com>

Author: Dominik Klemba

Sources/Fuzzilli/CodeGen/CodeGenerators.swift

@@ -301,8 +301,7 @@ public let CodeGenerators: [CodeGenerator] = [
 
     CodeGenerator("TypedArrayLastIndexGenerator",
         inContext: .single(.javascript),
-        inputs: .required(.object(withProperties: ["buffer", "length"])),
-        produces: [.integer, .jsAnything]
+        inputs: .required(.object(withProperties: ["buffer", "length"]))
     ) { b, view in
         let len = b.getProperty("length", of: view)
         let index = b.binary(len, b.loadInt(1), with: .Sub)