removes prettierignore files related to turbopack (#8923)

with turbopack being removed in #8906, we can also remove mentions of
turbopack crates in the prettierignore

.prettierignore

@@ -21,14 +21,6 @@ __generated__/
 
 # crates
 crates/*/js/src/compiled
-crates/turbopack/bench.json
-crates/turbopack/tests
-crates/turbopack-ecmascript/tests/analyzer/graph
-crates/turbopack-ecmascript/tests/tree-shaker
 crates/next-transform-strip-page-exports/tests
-crates/next-transform-dynamic/tests
-crates/turbopack-tests/tests/execution/turbopack/basic/error/input/broken.js
-crates/turbopack-tests/tests/execution/**/output*
-
 # generators
 *.hbs