Disable the interest cache (#11854)

* Disable the interest cache

The feature is currently broken with the latest `tracing-core`. We will enable it again, when it is
fixed upstream.

* FMT

substrate/Cargo.lock

@@ -11066,11 +11066,11 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.26"
+version = "0.1.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
+checksum = "7b7358be39f2f274f322d2aaed611acc57f382e8eb1e5b48cb9ae30933495ce7"
 dependencies = [
- "lazy_static",
+ "once_cell",
  "valuable",
 ]
 
@@ -11090,10 +11090,8 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78ddad33d2d10b1ed7eb9d1f518a5674713876e97e5bb9b7345a7984fbb4f922"
 dependencies = [
- "ahash",
  "lazy_static",
  "log",
- "lru",
  "tracing-core",
 ]