Remove test configs

Author: Mytherin

Makefile

@@ -8,17 +8,3 @@ CORE_EXTENSIONS=''
 
 # Include the Makefile from extension-ci-tools
 include extension-ci-tools/makefiles/duckdb_extension.Makefile
-
-
-## Add some more extra tests
-test_release_internal:
-	./build/release/$(TEST_PATH) "$(PROJ_DIR)test/*"
-	./build/release/$(TEST_PATH) --test-dir duckdb --test-config test/configs/duckdb-tests.json
-
-test_debug_internal:
-	./build/debug/$(TEST_PATH) "$(PROJ_DIR)test/*"
-	./build/debug/$(TEST_PATH) --test-dir duckdb --test-config test/configs/duckdb-tests.json
-
-test_reldebug_internal:
-	./build/reldebug/$(TEST_PATH) "$(PROJ_DIR)test/*"
-	./build/reldebug/$(TEST_PATH) --test-dir duckdb --test-config test/configs/duckdb-tests.json