chore: add necessary setup

Author: diegomarquezp

repro/src/main/resources/META-INF/native-image/com.google.http-client/repro/reflect-config.json

@@ -0,0 +1,8 @@
+[
+  {
+    "name": "java.lang.Object",
+    "allDeclaredConstructors": true,
+    "allPublicConstructors": true,
+    "allDeclaredMethods": true
+  }
+]

repro/src/test/resources/META-INF/native-image/com.google.http-client/repro/native-image.properties

@@ -0,0 +1,7 @@
+Args=--initialize-at-build-time=com.google.api.client.util.StringUtils \
+--initialize-at-build-time=com.google.common.collect.RegularImmutableSet \
+--initialize-at-build-time=org.junit.runner.RunWith \
+--initialize-at-build-time=org.junit.runners.model.FrameworkField \
+--initialize-at-build-time=org.junit.runners.BlockJUnit4ClassRunner \
+--initialize-at-build-time=org.junit.runners.model \
+--initialize-at-build-time=org.junit.validator