sg: make embeddings part of default runset (#53127)

Now that embeddings is going to be part of the standard installation, we
should be running it by default in the dev environment. Running the
service is quite cheap if it's not being used, so it should not cause a
noticeable increase in resource usage.

doc/dev/background-information/sg/reference.md

@@ -38,7 +38,6 @@ Available comamndsets in `sg.config.yaml`:
 * codeintel-kubernetes
 * cody-gateway
 * dotcom
-* embeddings
 * enterprise
 * enterprise-bazel
 * enterprise-codeinsights

sg.config.yaml

@@ -1229,6 +1229,7 @@ commandsets:
       - zoekt-web-0
       - zoekt-web-1
       - blobstore
+      - embeddings
 
   enterprise-e2e:
     <<: *enterprise_set
@@ -1264,6 +1265,7 @@ commandsets:
       - zoekt-web-1
       - blobstore
       - cody-gateway
+      - embeddings
     env:
       SOURCEGRAPHDOTCOM_MODE: true
 
@@ -1538,33 +1540,6 @@ commandsets:
       - batches-executor-kubernetes
       - batcheshelper-builder
 
-  embeddings:
-    requiresDevPrivate: true
-    checks:
-      - docker
-      - redis
-      - postgres
-      - git
-    commands:
-      - embeddings
-      - frontend
-      - worker
-      - repo-updater
-      - web
-      - gitserver-0
-      - gitserver-1
-      - searcher
-      - symbols
-      - caddy
-      - docsite
-      - syntax-highlighter
-      - github-proxy
-      - zoekt-index-0
-      - zoekt-index-1
-      - zoekt-web-0
-      - zoekt-web-1
-      - blobstore
-
   iam:
     requiresDevPrivate: true
     checks: