Sync capa rules submodule

CHANGELOG.md

@@ -13,7 +13,7 @@ It includes many new rules, including all new techniques introduced in MITRE ATT
 - main: auto detect shellcode based on file extension #516 @mr-tz
 - main: more detailed progress bar output when matching functions #562 @mr-tz
 
-### New Rules (71)
+### New Rules (72)
 
 - anti-analysis/packer/amber/packed-with-amber @gormaniac
 - collection/file-managers/gather-3d-ftp-information @re-fox
@@ -85,6 +85,7 @@ It includes many new rules, including all new techniques introduced in MITRE ATT
 - nursery/connect-to-wmi-namespace-via-wbemlocator michael.hunhoff@fireeye.com
 - anti-analysis/obfuscation/obfuscated-with-callobfuscator johnk3r
 - executable/installer/inno-setup/packaged-as-an-inno-setup-installer awillia2@cisco.com
+- data-manipulation/hashing/djb2/hash-data-using-djb2 awillia2@cisco.com
 -
 
 ### Bug Fixes

README.md

@@ -2,7 +2,7 @@
 
 [![PyPI - Python Version](https://img.shields.io/pypi/pyversions/flare-capa)](https://pypi.org/project/flare-capa)
 [![Last release](https://img.shields.io/github/v/release/fireeye/capa)](https://github.com/fireeye/capa/releases)
-[![Number of rules](https://img.shields.io/badge/rules-557-blue.svg)](https://github.com/fireeye/capa-rules)
+[![Number of rules](https://img.shields.io/badge/rules-558-blue.svg)](https://github.com/fireeye/capa-rules)
 [![CI status](https://github.com/fireeye/capa/workflows/CI/badge.svg)](https://github.com/fireeye/capa/actions?query=workflow%3ACI+event%3Apush+branch%3Amaster)
 [![Downloads](https://img.shields.io/github/downloads/fireeye/capa/total)](https://github.com/fireeye/capa/releases)
 [![License](https://img.shields.io/badge/license-Apache--2.0-green.svg)](LICENSE.txt)