chore: Remove outdate TODO file for bloom package (#14158)

Signed-off-by: Christian Haudum <christian.haudum@gmail.com>

pkg/storage/bloom/v1/TODO.md

@@ -1,18 +0,0 @@
-* Less copying! I've taken some shortcuts we'll need to refactor to avoid copying []byte around in a few places
-* more sophisticated querying methods
-* queue access to blooms
-* multiplex reads across blooms
-* Queueing system for bloom access
-* bloom hierarchies (bloom per block, etc). Test a tree of blooms down the to individual series/chunk
-* memoize hashing & bucket lookups during queries
-* versioning
-  * so we can change implementations
-  * encode bloom parameters in block: sbf params, hashing strategy, tokenizer
-* caching
-* ability to download indices without chunks
-
-
-# merge querier for different blocks
-* how to merge two block queriers with the same fp
-*  merge block querier should use iterator interface
-  * As long as MergeBlockQuerier can Peek, we can make another querier impl to dedupe with some function (i.e. prefer series with more chunks indexed)