Remove references to //:composer.json and JS compiler. (#9910)

BUILD.bazel

@@ -1569,15 +1569,6 @@ pkg_files(
     visibility = ["//pkg:__pkg__"],
 )
 
-# Additional files for PHP
-pkg_files(
-    name = "php_dist_files",
-    srcs = [
-        "composer.json",
-    ],
-    visibility = ["//pkg:__pkg__"],
-)
-
 # Python runtime
 pkg_files(
     name = "python_dist_files",

pkg/BUILD.bazel

@@ -211,7 +211,6 @@ pkg_filegroup(
     name = "php_srcs",
     srcs = [
         ":dist_common",
-        "//:php_dist_files",
         "//php:dist_files",
     ],
 )
@@ -339,11 +338,9 @@ gen_automake_file_lists(
         "//csharp:dist_files": "dist_csharp2",
         "//:objectivec_dist_files": "dist_objectivec",
         "//objectivec:dist_files": "dist_objectivec2",
-        "//:php_dist_files": "dist_php",
-        "//php:dist_files": "dist_php2",
+        "//php:dist_files": "dist_php",
         "//:python_dist_files": "dist_python",
         "//ruby:dist_files": "dist_ruby",
-        "//js:dist_files": "dist_js",
     },
 )