Move cli_example to folly/cli/test

Summary:
The following targets were moved to folly/cli/test:
```
//folly/experimental/test:nested_command_line_app_example
```

`arc f` was applied

This is a codemod. It was automatically generated and will be landed once it is approved and tests are passing in sandcastle.
You have been added as a reviewer by Sentinel or Butterfly.

p:metclie.folly

Differential Revision: D59606045

fbshipit-source-id: b676d135bd7dac14461bec44188d680fa26e8c7f

folly/cli/test/BUCK

@@ -64,3 +64,14 @@ cpp_binary(
         "glog",
     ],
 )
+
+cpp_binary(
+    name = "nested_command_line_app_example",
+    srcs = ["NestedCommandLineAppExample.cpp"],
+    headers = [],
+    deps = [
+        "//folly:scope_guard",
+        "//folly:string",
+        "//folly/cli:program_options",
+    ],
+)

folly/experimental/test/BUCK

@@ -1,4 +1,3 @@
-load("@fbcode_macros//build_defs:cpp_binary.bzl", "cpp_binary")
 load("@fbcode_macros//build_defs:cpp_library.bzl", "cpp_library")
 
 oncall("fbcode_entropy_wardens_folly")
@@ -12,14 +11,3 @@ cpp_library(
         "//folly/compression/test:coding_test_utils",
     ],
 )
-
-cpp_binary(
-    name = "nested_command_line_app_example",
-    srcs = ["NestedCommandLineAppExample.cpp"],
-    headers = [],
-    deps = [
-        "//folly:scope_guard",
-        "//folly:string",
-        "//folly/cli:program_options",
-    ],
-)