Move cmdline lib to its own package

--
MOS_MIGRATED_REVID=128097235
diff --git a/src/test/java/com/google/devtools/build/lib/skyframe/BUILD b/src/test/java/com/google/devtools/build/lib/skyframe/BUILD
index 9d81329..04438e1 100644
--- a/src/test/java/com/google/devtools/build/lib/skyframe/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/skyframe/BUILD
@@ -16,7 +16,6 @@
         "//src/main/java/com/google/devtools/build/lib:bazel-rules",
         "//src/main/java/com/google/devtools/build/lib:build-base",
         "//src/main/java/com/google/devtools/build/lib:clock",
-        "//src/main/java/com/google/devtools/build/lib:cmdline",
         "//src/main/java/com/google/devtools/build/lib:collect",
         "//src/main/java/com/google/devtools/build/lib:concurrent",
         "//src/main/java/com/google/devtools/build/lib:events",
@@ -25,6 +24,7 @@
         "//src/main/java/com/google/devtools/build/lib:util",
         "//src/main/java/com/google/devtools/build/lib:vfs",
         "//src/main/java/com/google/devtools/build/lib/actions",
+        "//src/main/java/com/google/devtools/build/lib/cmdline",
         "//src/main/java/com/google/devtools/build/skyframe",
         "//src/test/java/com/google/devtools/build/lib:actions_testutil",
         "//src/test/java/com/google/devtools/build/lib:foundations_testutil",
@@ -52,7 +52,6 @@
         "//src/main/java/com/google/devtools/build/lib:bazel-rules",
         "//src/main/java/com/google/devtools/build/lib:build-base",
         "//src/main/java/com/google/devtools/build/lib:clock",
-        "//src/main/java/com/google/devtools/build/lib:cmdline",
         "//src/main/java/com/google/devtools/build/lib:collect",
         "//src/main/java/com/google/devtools/build/lib:concurrent",
         "//src/main/java/com/google/devtools/build/lib:events",
@@ -62,6 +61,7 @@
         "//src/main/java/com/google/devtools/build/lib:util",
         "//src/main/java/com/google/devtools/build/lib:vfs",
         "//src/main/java/com/google/devtools/build/lib/actions",
+        "//src/main/java/com/google/devtools/build/lib/cmdline",
         "//src/main/java/com/google/devtools/build/lib/rules/cpp",
         "//src/main/java/com/google/devtools/build/skyframe",
         "//src/test/java/com/google/devtools/build/lib:actions_testutil",