Prevent ignored files in out dir (#10831)

Co-Authored-By: Brian Ng <bng412@gmail.com>

packages/babel-cli/test/fixtures/babel/--copy-files --include-dotfiles with ignore/out-files/lib/foo/.foo.js

@@ -1 +0,0 @@
-a;

packages/babel-cli/test/fixtures/babel/--copy-files with ignore with includeIgnored/options.json

@@ -0,0 +1,12 @@
+{
+  "args": [
+    "src",
+    "--out-dir",
+    "lib",
+    "--copy-files",
+    "--ignore",
+    "src/foo/*",
+    "--include-ignored",
+    "--verbose"
+  ]
+}

packages/babel-cli/test/fixtures/babel/--copy-files with ignore with includeIgnored/out-files/lib/index.js

@@ -0,0 +1,3 @@
+"use strict";
+
+index;

packages/babel-cli/test/fixtures/babel/--copy-files with ignore with includeIgnored/stdout.txt

@@ -0,0 +1,2 @@
+src/index.js -> lib/index.js
+Successfully compiled 1 file with Babel.

packages/babel-cli/test/fixtures/babel/--copy-files with only/out-files/lib/index.js

@@ -1 +0,0 @@
-index;