util: Update resource manager dependencies (#1015)

This PR combines the changes from these dependabot PRs: #1008 and #1012.

util/gem5-resources-manager/requirements.txt

@@ -9,7 +9,7 @@ coverage==7.2.7
 cryptography==42.0.4
 dnspython==2.3.0
 Flask==2.3.2
-idna==3.4
+idna==3.7
 importlib-metadata==6.6.0
 itsdangerous==2.1.2
 Jinja2==3.1.3
@@ -19,7 +19,7 @@ MarkupSafe==2.1.3
 mongomock==4.1.2
 packaging==23.1
 pycparser==2.21
-pymongo==4.3.3
+pymongo==4.6.3
 pyrsistent==0.19.3
 python-dotenv==1.0.0
 requests==2.31.0