Add test for batteries module, update deps

vendor/golang.org/x/sys/unix/zsyscall_linux.go

@@ -2229,3 +2229,19 @@ func Cachestat(fd uint, crange *CachestatRange, cstat *Cachestat_t, flags uint)
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mseal(b []byte, flags uint) (err error) {
+	var _p0 unsafe.Pointer
+	if len(b) > 0 {
+		_p0 = unsafe.Pointer(&b[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := Syscall(SYS_MSEAL, uintptr(_p0), uintptr(len(b)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}