Delete old duckdb index files

default/MikumoGuynemer/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6161cb672d4418a3fa7cc08091a0f69b111fdfa7f05d80c02bad06311aeb3598
-size 102510592

default/aiohto/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:789be724d6c7cd6ae6a48d22300e54f658cc868487a1a7a2297a044061550660
-size 77869056

default/esdeath/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:9986c9a361fc95df578c7d061d84f8319b10fc98c381fa0d9e6d1ff728390fd4
-size 2895872

default/miku/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2b73856107a18498753fdaa865817f4cd8a94cc32efc1534622b88df6f2f506b
-size 560476160

default/mima/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e4b3020d9fa338cead589066d2d9f7b3a3ef3eb268ee1360230e8599eb651140
-size 6303744

default/train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:43498502d5a6be24284fcc5342bc2f7aa388097c2ead086c2d328406e69cff63
-size 743190528