Disable native coverage for libinput_tests and inputflinger_tests.

These tests fail to build for coverage when Rust host coverage is
enabled. This is a temporary workaround until the underlying issue is
resolved.

Submit in git_main to backport to aosp-main with aosp/3070043

Flag: TEST_ONLY
Bug: 338242594
Bug: 330591720
Change-Id: Idf82d31ce8a7078c3502b7bcb7c959177a1bbe4e
diff --git a/libs/input/tests/Android.bp b/libs/input/tests/Android.bp
index 43bc894..3ec167a 100644
--- a/libs/input/tests/Android.bp
+++ b/libs/input/tests/Android.bp
@@ -95,6 +95,7 @@
             },
         },
     },
+    native_coverage: false,
 }
 
 // NOTE: This is a compile time test, and does not need to be