fix: backend/package.json & backend/package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AXIOS-7361793

backend/package-lock.json

@@ -37,7 +37,7 @@
         "ajv": "^8.12.0",
         "argon2": "^0.31.2",
         "aws-sdk": "^2.1553.0",
-        "axios": "^1.6.7",
+        "axios": "^1.7.4",
         "axios-retry": "^4.0.0",
         "bcrypt": "^5.1.1",
         "bullmq": "^5.4.2",
@@ -11143,11 +11143,12 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.6.7",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.7.tgz",
-      "integrity": "sha512-/hDJGff6/c7u0hDkvkGxR/oy6CbCs8ziCsC7SqmhjfozqiJGc8Z11wrv9z9lYfY4K8l+H9TpjcMDX0xOZmx+RA==",
+      "version": "1.7.4",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.4.tgz",
+      "integrity": "sha512-DukmaFRnY6AzAALSH4J2M3k6PkaC+MfaAGdEERRWcC9q3/TWQwLpHR8ZRLKTdQ3aBDL64EdluRDjJqKw+BPZEw==",
+      "license": "MIT",
       "dependencies": {
-        "follow-redirects": "^1.15.4",
+        "follow-redirects": "^1.15.6",
         "form-data": "^4.0.0",
         "proxy-from-env": "^1.1.0"
       }

backend/package.json

@@ -133,7 +133,7 @@
     "ajv": "^8.12.0",
     "argon2": "^0.31.2",
     "aws-sdk": "^2.1553.0",
-    "axios": "^1.6.7",
+    "axios": "^1.7.4",
     "axios-retry": "^4.0.0",
     "bcrypt": "^5.1.1",
     "bullmq": "^5.4.2",