Fix bazel build issues

Author: peterharperuk

src/rp2_common/pico_aon_timer/BUILD.bazel

@@ -10,6 +10,7 @@ cc_library(
     target_compatible_with = compatible_with_rp2(),
     deps = [
         "//src/common/pico_util",
+        "//src/common/pico_time",
         "//src/rp2_common:hardware_regs",
         "//src/rp2_common:pico_platform",
         "//src/rp2_common/hardware_irq",

test/pico_time_test/BUILD.bazel

@@ -12,6 +12,7 @@ cc_binary(
     target_compatible_with = compatible_with_rp2(),
     deps = [
         "//src/rp2_common/pico_stdlib",
+        "//src/rp2_common/pico_aon_timer",
         "//test/pico_test",
     ],
 )

test/pico_time_test/pico_time_test.c

@@ -397,4 +397,5 @@ static int issue_2148_test(void) {
     aon_timer_stop();
     PICOTEST_END_SECTION();
 #endif
+    return 0;
 }