fix some targets I missed when renaming

Author: mmalerba

src/cdk/drag-drop/BUILD.bazel

@@ -19,7 +19,7 @@ ng_module(
 )
 
 ng_test_library(
-  name = "drag-unit_test_sources",
+  name = "unit_test_sources",
   srcs = glob(["**/*.spec.ts"], exclude = ["**/*.e2e.spec.ts"]),
   deps = [
     "@npm//rxjs",
@@ -32,7 +32,7 @@ ng_test_library(
 
 ng_web_test_suite(
   name = "unit_tests",
-  deps = [":drag-unit_test_sources"],
+  deps = [":unit_test_sources"],
 )
 
 markdown_to_html(

src/cdk/text-field/BUILD.bazel

@@ -28,7 +28,7 @@ sass_binary(
 )
 
 ng_test_library(
-  name = "text-unit_test_sources",
+  name = "unit_test_sources",
   srcs = glob(["**/*.spec.ts"], exclude = ["**/*.e2e.spec.ts"]),
   deps = [
     "@npm//@angular/forms",
@@ -42,7 +42,7 @@ ng_test_library(
 
 ng_web_test_suite(
   name = "unit_tests",
-  deps = [":text-unit_test_sources"],
+  deps = [":unit_test_sources"],
   static_css = [":text_field_prebuilt_scss"]
 )