Fix invocation of single benchmarks in std-benchmarks (#11321)

# Important Notes
- `std-benchmarks/bench`, which is invoked on the CI, is not affected. It still works as expected.
- Updated list of all projects in `enso` aggregate in c1d43b3

build.sbt

@@ -3967,7 +3967,8 @@ lazy val `std-benchmarks` = (project in file("std-bits/benchmarks"))
       Map(
         runtimeModName -> Seq(
           "ALL-UNNAMED",
-          (`benchmarks-common` / javaModuleName).value
+          (`benchmarks-common` / javaModuleName).value,
+          (`bench-processor` / javaModuleName).value
         )
       )
     },