Remove axios-ntlm and fix import of httpntlm

backend/package-lock.json

@@ -63,7 +63,6 @@
         "argon2": "^0.31.2",
         "aws-sdk": "^2.1553.0",
         "axios": "^1.11.0",
-        "axios-ntlm": "^1.4.4",
         "axios-retry": "^4.0.0",
         "bcrypt": "^5.1.1",
         "botbuilder": "^4.23.2",
@@ -14979,18 +14978,6 @@
         "proxy-from-env": "^1.1.0"
       }
     },
-    "node_modules/axios-ntlm": {
-      "version": "1.4.4",
-      "resolved": "https://registry.npmjs.org/axios-ntlm/-/axios-ntlm-1.4.4.tgz",
-      "integrity": "sha512-kpCRdzMfL8gi0Z0o96P3QPAK4XuC8iciGgxGXe+PeQ4oyjI2LZN8WSOKbu0Y9Jo3T/A7pB81n6jYVPIpglEuRA==",
-      "license": "MIT",
-      "dependencies": {
-        "axios": "^1.8.4",
-        "des.js": "^1.1.0",
-        "dev-null": "^0.1.1",
-        "js-md4": "^0.3.2"
-      }
-    },
     "node_modules/axios-retry": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/axios-retry/-/axios-retry-4.0.0.tgz",
@@ -16787,12 +16774,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/dev-null": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/dev-null/-/dev-null-0.1.1.tgz",
-      "integrity": "sha512-nMNZG0zfMgmdv8S5O0TM5cpwNbGKRGPCxVsr0SmA3NZZy9CYBbuNLL0PD3Acx9e5LIUgwONXtM9kM6RlawPxEQ==",
-      "license": "MIT"
-    },
     "node_modules/diff": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",