Use fake NotoSerif fonts in test.

Bug: 195058030
Test: atest UpdatableSystemFontTest
Change-Id: I7b4a53cf401d72998411bf0e60d1d8f13746f03a
diff --git a/tests/UpdatableSystemFontTest/testdata/Android.bp b/tests/UpdatableSystemFontTest/testdata/Android.bp
index 64b698d..0bdb3a8 100644
--- a/tests/UpdatableSystemFontTest/testdata/Android.bp
+++ b/tests/UpdatableSystemFontTest/testdata/Android.bp
@@ -21,11 +21,19 @@
     default_applicable_licenses: ["frameworks_base_license"],
 }
 
-// An existing module name is reused to avoid merge conflicts.
-// TODO: fix the font file name.
 filegroup {
     name: "UpdatableSystemFontTest_NotoColorEmoji.ttf",
-    srcs: ["NotoColorEmoji.ttf"],
+    srcs: ["UpdatableSystemFontTest_NotoColorEmoji.ttf"],
+}
+
+filegroup {
+    name: "UpdatableSystemFontTest_NotoSerif-Regular.ttf",
+    srcs: ["UpdatableSystemFontTest_NotoSerif-Regular.ttf"],
+}
+
+filegroup {
+    name: "UpdatableSystemFontTest_NotoSerif-Bold.ttf",
+    srcs: ["UpdatableSystemFontTest_NotoSerif-Bold.ttf"],
 }
 
 filegroup {
@@ -43,10 +51,6 @@
     srcs: ["UpdatableSystemFontTestCert.der"],
 }
 
-genrule_defaults {
-    name: "updatable_system_font_increment_font_revision_default",
-}
-
 genrule {
     name: "UpdatableSystemFontTest_NotoColorEmojiV0.ttf",
     srcs: [":UpdatableSystemFontTest_NotoColorEmoji.ttf"],
@@ -124,13 +128,13 @@
 genrule {
     name: "UpdatableSystemFontTest_NotoSerif-Regular.sig",
     defaults: ["updatable_system_font_sig_gen_default"],
-    srcs: [":NotoSerif-Regular.ttf"],
+    srcs: ["UpdatableSystemFontTest_NotoSerif-Regular.ttf"],
     out: ["UpdatableSystemFontTest_NotoSerif-Regular.sig"],
 }
 
 genrule {
     name: "UpdatableSystemFontTest_NotoSerif-Bold.sig",
     defaults: ["updatable_system_font_sig_gen_default"],
-    srcs: [":NotoSerif-Bold.ttf"],
+    srcs: ["UpdatableSystemFontTest_NotoSerif-Bold.ttf"],
     out: ["UpdatableSystemFontTest_NotoSerif-Bold.sig"],
 }