Swift: cleanup tools scripts in pack

swift/tools/BUILD.bazel

@@ -6,16 +6,6 @@ sh_binary(
     visibility = ["//swift/tools/test/qltest:__pkg__"],
 )
 
-sh_binary(
-    name = "autobuild",
-    srcs = ["autobuild.sh"],
-)
-
-sh_binary(
-    name = "identify-environment",
-    srcs = ["identify-environment.sh"],
-)
-
 codeql_pkg_files(
     name = "tools",
     srcs = [
@@ -23,9 +13,9 @@ codeql_pkg_files(
         "tracing-config.lua",
     ],
     exes = [
-        ":autobuild",
-        ":identify-environment",
-        ":qltest",
+        "autobuild.sh",
+        "identify-environment.sh",
+        "qltest.sh",
     ],
     visibility = ["//swift:__pkg__"],
 )