Fix README installation link (#54)

Author: Shelnutt2

README.md

@@ -8,7 +8,6 @@
 
 # Quick Links
 
-* [Installation](https://tiledb-inc.github.io/tiledb-vector-search/documentation/Installation.html)
 * [Build Instructions](https://tiledb-inc.github.io/TileDB-Vector-Search/documentation/Building.html)
 * [Documentation](https://tiledb-inc.github.io/TileDB-Vector-Search/)
 * [Python API reference](https://tiledb-inc.github.io/TileDB-Vector-Search/documentation/reference/)