remove remaining uses of /api in the rest namespace

docker/environment.dev.ts

@@ -13,6 +13,6 @@ export const environment = {
     host: 'localhost',
     port: 8080,
     // NOTE: Space is capitalized because 'namespace' is a reserved string in TypeScript
-    nameSpace: '/server/api'
+    nameSpace: '/server'
   }
 };

docs/Configuration.md

@@ -42,7 +42,7 @@ export const environment = {
     host: 'dspace7.4science.cloud',
     port: 443,
     // NOTE: Space is capitalized because 'namespace' is a reserved string in TypeScript
-    nameSpace: '/server/api'
+    nameSpace: '/server'
   }
 };
 ```
@@ -52,7 +52,7 @@ Alternately you can set the following environment variables. If any of these are
   DSPACE_REST_SSL=true
   DSPACE_REST_HOST=dspace7.4science.cloud
   DSPACE_REST_PORT=443
-  DSPACE_REST_NAMESPACE=/server/api
+  DSPACE_REST_NAMESPACE=/server
 ```
 
 ## Supporting analytics services other than Google Analytics

src/environments/environment.template.ts

@@ -4,7 +4,7 @@ export const environment = {
    * e.g.
    * rest: {
    *   host: 'rest.api',
-   *   nameSpace: '/rest/api',
+   *   nameSpace: '/rest',
    * }
    */
 };