[parser/test] Move cctest/PreParserScopeAnalysis into a new file.

test/cctest/BUILD.gn

Index: test/cctest/BUILD.gn
diff --git a/test/cctest/BUILD.gn b/test/cctest/BUILD.gn
index 82529eefb8a4e042fa14f2f15069acaf195aa058..bbb3b0afb731605b7e5bb83402881e907f2a6df9 100644
--- a/test/cctest/BUILD.gn
+++ b/test/cctest/BUILD.gn
@@ -92,12 +92,14 @@ v8_executable("cctest") {
     "libplatform/test-tracing.cc",
     "libsampler/test-sampler.cc",
     "parsing/test-parse-decision.cc",
+    "parsing/test-preparser.cc",
     "parsing/test-scanner-streams.cc",
     "parsing/test-scanner.cc",
     "print-extension.cc",
     "print-extension.h",
     "profiler-extension.cc",
     "profiler-extension.h",
+    "scope-test-helper.h",
     "test-access-checks.cc",
     "test-accessor-assembler.cc",
     "test-accessors.cc",
@@ -184,6 +186,7 @@ v8_executable("cctest") {
     "trace-extension.cc",
     "trace-extension.h",
     "types-fuzz.h",
+    "unicode-helpers.h",
     "wasm/test-managed.cc",
     "wasm/test-run-wasm-64.cc",
     "wasm/test-run-wasm-asmjs.cc",