chore: remove unused files and configs

Project no longer uses the Anchor client or any other TypeScript
code/packages. Clean up related obsolete files.

Author: aaronbassett

oracles/pyth/anchor/.gitignore

@@ -2,6 +2,4 @@
 .DS_Store
 target
 **/*.rs.bk
-node_modules
 test-ledger
-.yarn

oracles/pyth/anchor/.prettierignore

@@ -12,7 +12,4 @@ url = "https://api.apr.dev"
 
 [provider]
 cluster = "Localnet"
-wallet = "~/.config/solana/id.json"
-
-[scripts]
-test = "pnpm ts-mocha -p ./tsconfig.json -t 1000000 tests/**/*.ts"
+wallet = "~/.config/solana/id.json"