[bazel] Fix repository names for historyrag apiserver and ingester

These didn't matter before, but now they need to match the real
repository names.

Bug: b/458681039
Change-Id: Ie607a23396e751bfd50220ca6c47785160014234
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/1122236
Reviewed-by: Kaylee Lubick <[email protected]>
Commit-Queue: Eric Boren <[email protected]>
Auto-Submit: Eric Boren <[email protected]>
Commit-Queue: Kaylee Lubick <[email protected]>

Author: erock2112

rag/BUILD.bazel

@@ -24,7 +24,7 @@ skia_app_container(
         ],
     },
     entrypoint = "/usr/local/bin/server",
-    repository = "skia-public/historyrag_apiserver",
+    repository = "skia-public/historyrag-apiserver",
 )
 
 skia_app_container(
@@ -45,5 +45,5 @@ skia_app_container(
         ],
     },
     entrypoint = "/usr/local/bin/server",
-    repository = "skia-public/historyrag_ingester",
+    repository = "skia-public/historyrag-ingester",
 )