Upgrade django and DRF

Upgrade django and DRF to solve the dependency conflict in hyperledger-cello#625

Signed-off-by: Xichen Pan <xichen.pan@gmail.com>

src/api-engine/requirements.txt

@@ -1,4 +1,4 @@
-asgiref==3.3.2
+asgiref==3.6.0
 attrs==20.3.0
 cachetools==4.1.1
 celery==5.2.6
@@ -7,13 +7,13 @@ chardet==3.0.4
 coreapi==2.3.3
 coreschema==0.0.4
 defusedxml==0.6.0
-Django==3.2.25
+Django==4.2.16
 django-allauth==0.41.0
 django-cors-headers==3.5.0
 django-extensions==2.2.9
 django-filter==2.4.0
 django-rest-auth==0.9.5
-djangorestframework==3.15.1
+djangorestframework==3.15.2
 djangorestframework-simplejwt==5.3.1
 docker==4.2.0
 drf-yasg==1.21.7