bootfs: add a few more files

Change the directory structure a little to conform with jvm expecations
(removing server/ from libjvm.so).

bootfs.manifest

 [manifest]
-/usr/lib/libjvm.so: %(jdkbase)s/jre/lib/amd64/server/libjvm.so
+/usr/lib/jre/lib/server/libjvm.so: %(jdkbase)s/jre/lib/amd64/server/libjvm.so
+/usr/lib/jre/lib/libverify.so: %(jdkbase)s/jre/lib/amd64/libverify.so
+/usr/lib/jre/lib/libjava.so: %(jdkbase)s/jre/lib/amd64/libjava.so
 /usr/lib/libstdc++.so.6: /usr/lib64/libstdc++.so.6
 /usr/lib/libm.so.6: /usr/lib64/libm.so.6
 /usr/lib/libgcc_s.so.1: /usr/lib64/libgcc_s.so.1

loader.cc

@@ -127,7 +127,7 @@ int main(int ac, char **av)
 
     bootfs fs;
     rootfs = &fs;
-    fileref f = fs.open("/usr/lib/libjvm.so");
+    fileref f = fs.open("/usr/lib/jre/lib/server/libjvm.so");
     char buf[100];
     f->read(buf, 0, 100);
 
@@ -164,7 +164,7 @@ int main(int ac, char **av)
 void main_thread(elf::program& prog)
 {
     test_threads();
-    prog.add("/usr/lib/libjvm.so");
+    prog.add("/usr/lib/jre/lib/server/libjvm.so");
     auto JNI_GetDefaultJavaVMInitArgs
         = prog.lookup_function<void (void*)>("JNI_GetDefaultJavaVMInitArgs");
     JavaVMInitArgs vm_args;