Test loading both with & without BTF

Add path to a test program with BTF info included to test bpfloader
handles both situations correctly

Test: libbpf_load_test
Bug: 203823368
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Ibe63cdc2ee59199b687d4006efadb201d4a17f3c

libbpf_android/Android.bp

@@ -104,6 +104,7 @@ cc_test {
 
     required: [
         "bpf_load_tp_prog.o",
+        "bpf_load_tp_prog_btf.o",
     ],
     require_root: true,
 }

libbpf_android/BpfLoadTest.cpp

@@ -99,7 +99,8 @@ class BpfLoadTest : public TestWithParam<std::string> {
 };
 
 INSTANTIATE_TEST_SUITE_P(BpfLoadTests, BpfLoadTest,
-                         ::testing::Values("/system/etc/bpf/bpf_load_tp_prog.o"));
+                         ::testing::Values("/system/etc/bpf/bpf_load_tp_prog.o",
+                                           "/system/etc/bpf/bpf_load_tp_prog_btf.o"));
 
 TEST_P(BpfLoadTest, bpfCheckMap) {
     checkMapNonZero();