Set required python version to 3.10 (#36)

Author: angrymeir

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "secscanner2junit"
-version = "0.1.14"
+version = "0.1.15"
 description = "Convert Security Scanner Output to JUnit Format"
 authors = ["Florian Angermeir <florian.angermeir@tum.de>"]
 license = "GPL-3.0-only"
@@ -12,7 +12,7 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.10"
 junit-xml = "^1.9"
 PyYAML = "^6.0"
 pytest = "^7.2.0"