Do not use build/trunk_release/release_config_map.mk

We won't be adding build/trunk_release to the manifest.

Bug: 328495189
Test: TH
Change-Id: I0ef2a900568daccfbd2ef1d8949674e6f2a63e00
diff --git a/core/release_config.mk b/core/release_config.mk
index a7b5b3f..3e51af5 100644
--- a/core/release_config.mk
+++ b/core/release_config.mk
@@ -41,8 +41,7 @@
 # which has OWNERS control.  If it isn't let others define their own.
 # TODO: Remove wildcard for build/release one when all branch manifests
 # have updated.
-config_map_files := $(wildcard build/trunk_release/release_config_map.mk) \
-    $(wildcard build/release/release_config_map.mk) \
+config_map_files := $(wildcard build/release/release_config_map.mk) \
     $(wildcard vendor/google_shared/build/release/release_config_map.mk) \
     $(if $(wildcard vendor/google/release/release_config_map.mk), \
         vendor/google/release/release_config_map.mk, \