Remove libcutils dep from aidl.

Unused. Significantly improves incremental build times.
I'm not sure why though since it's not used. I also didn't
look why it's unused.

Bug: 270588557
Test: N/A
Change-Id: I2aef7549099952057340a365bada2b29872e2c01
diff --git a/Android.bp b/Android.bp
index 232ed5d..edf70ca 100644
--- a/Android.bp
+++ b/Android.bp
@@ -41,7 +41,6 @@
     header_libs: ["libgtest_prod_headers"],
     static_libs: [
         "libbase",
-        "libcutils",
         "libgtest",
     ],
     // TODO(b/174366536): basic_stringbuf::overflow causes "ubsan: implicit-conversion"