Update tinyrpc requirement from <1.1.6 to <1.1.8

Updates the requirements on [tinyrpc](https://github.com/mbr/tinyrpc) to permit the latest version.
- [Commits](mbr/tinyrpc@0.4...1.1.7)

---
updated-dependencies:
- dependency-name: tinyrpc
  dependency-version: 1.1.7
  dependency-type: direct:production
...

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

Author: dependabot[bot]

test-requirements.txt

@@ -12,4 +12,4 @@ requests
 requirements-parser
 scapy==2.7.0
 webob
-tinyrpc<1.1.6
+tinyrpc<1.1.8