fix: downgrade requests to 2.31.0 in devctr

requests 2.32.0 breaks requests-unixsocket, which seems to be abandoned
[1]. So pin it to a version that works.

[1]: msabramo/requests-unixsocket#73

Signed-off-by: Patrick Roy <roypat@amazon.co.uk>

tools/devctr/pyproject.toml

@@ -30,7 +30,8 @@ pytest-timeout = "^2.1.0"
 pytest-xdist = "^3.3.1"
 python = "3.10.*"
 PyYAML = "^6.0"
-requests = "^2.32.0"
+# Pin requests because of DEVCTR_IMAGE_TAG=latest ./tools/devtool test
+requests = "<2.32.0"
 requests-unixsocket = "^0.3.0"
 scipy = "^1.11.2"
 setproctitle = "^1.3.2"