[test] Move cctest/test-decls to unittests/parser/

... decls-unittest.

Bug: v8:12781
Change-Id: I0c2915bade2b5a6f6eeeba3db81542d3220bcd66
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3676644
Commit-Queue: 王澳 <wangao.james@bytedance.com>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80830}

test/cctest/BUILD.gn

@@ -186,7 +186,6 @@ v8_source_set("cctest_sources") {
     "test-cpu-profiler.cc",
     "test-debug-helper.cc",
     "test-debug.cc",
-    "test-decls.cc",
     "test-deoptimization.cc",
     "test-descriptor-array.cc",
     "test-dictionary.cc",

test/cctest/cctest.status

@@ -545,7 +545,6 @@
   'test-field-type-tracking/*': [SKIP],
   'test-parsing/*': [SKIP],
   'test-page-promotion/*': [SKIP],
-  'test-decls/*': [SKIP],
   'test-gap-resolver/*': [SKIP],
   'test-dtoa/*': [SKIP],
 }],  # variant == no_wasm_traps

test/unittests/BUILD.gn

@@ -414,6 +414,7 @@ v8_source_set("unittests_sources") {
     "objects/value-serializer-unittest.cc",
     "objects/weakarraylist-unittest.cc",
     "parser/ast-value-unittest.cc",
+    "parser/decls-unittest.cc",
     "parser/parse-decision-unittest.cc",
     "parser/preparser-unittest.cc",
     "parser/scanner-streams-unittest.cc",

test/unittests/unittests.status

@@ -238,6 +238,7 @@
   'LogFunctionEventsTest.LogFunctionEvents': [SKIP],
   'BignumDtoaTest.*': [SKIP],
   'DtoaTest.*': [SKIP],
+  'DeclsTest.*': [SKIP],
 }],  # variant == no_wasm_traps
 
 ##############################################################################