sdk-extensions-info-test: graduate to presubmit

The sdk-extensions-info-test has proved itself in postsubmit long enough
to graudate to presubmit. Move it to presubmit to make it more difficult
to submit bad changes to sdk-extensions-info.xml.

Bug: 365536431
Test: atest sdk-extensions-info-test
Flag: EXEMPT unit test
Change-Id: If788a0ff28485d539e2a6f55170b065f28595f9c
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 460ed53..2f4e7b7 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -18,16 +18,14 @@
     },
     {
       "name": "gen_sdk_test"
+    },
+    {
+      "name": "sdk-extensions-info-test"
     }
   ],
   "presubmit-large": [
     {
       "name": "sdkextensions_e2e_tests"
     }
-  ],
-  "postsubmit": [
-    {
-      "name": "sdk-extensions-info-test"
-    }
   ]
 }