build(deps): bump pyparsing from 3.1.0 to 3.1.2

Bumps [pyparsing](https://github.com/pyparsing/pyparsing) from 3.1.0 to 3.1.2.
- [Release notes](https://github.com/pyparsing/pyparsing/releases)
- [Changelog](https://github.com/pyparsing/pyparsing/blob/master/CHANGES)
- [Commits](pyparsing/pyparsing@3.1.0...pyparsing_3.1.2)

---
updated-dependencies:
- dependency-name: pyparsing
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -6,7 +6,7 @@
 phpserialize==1.3
 
 # A dependency of `shnake`. Used to parse command-line input
-pyparsing==3.1.0
+pyparsing==3.1.2
 
 # Needed by the PROXY setting to support socks4/5 proxy types
 PySocks==1.7.1