Rename device_config --> aconfig and definitions --> declarations

Bug: 285303012
Test: for x in next trunk trunk_food trunk_staging ; do lunch aosp_panther-$x-eng ; m nothing ; done
Change-Id: I3375f46b3ecbbc516d1bee6ab3f80725fcccde8f
diff --git a/aconfig/Android.bp b/aconfig/Android.bp
new file mode 100644
index 0000000..d19b543
--- /dev/null
+++ b/aconfig/Android.bp
@@ -0,0 +1,32 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+bootstrap_go_package {
+    name: "soong-aconfig",
+    pkgPath: "android/soong/aconfig",
+    deps: [
+        "blueprint",
+        "blueprint-pathtools",
+        "sbox_proto",
+        "soong",
+        "soong-android",
+        "soong-bazel",
+        "soong-android",
+        "soong-java",
+    ],
+    srcs: [
+        "aconfig_declarations.go",
+        "aconfig_values.go",
+        "aconfig_value_set.go",
+        "init.go",
+        "java_aconfig_library.go",
+        "testing.go",
+    ],
+    testSrcs: [
+        "aconfig_declarations_test.go",
+        "aconfig_values_test.go",
+        "aconfig_value_set_test.go",
+    ],
+    pluginFor: ["soong_build"],
+}