Fix a few typos (#1109)

src/HTTP.jl

@@ -113,7 +113,7 @@ as an additional keyword argument to the request.
  - any `AbstractString` or `AbstractVector{UInt8}` which will be sent "as is" for the request body
  - a readable `IO` stream or any `IO`-like type `T` for which
  `eof(T)` and `readavailable(T)` are defined. This stream will be read and sent until `eof` is `true`.
- This object should support the `mark`/`reset` methods if request retires are desired (if not, no retries will be attempted).
+ This object should support the `mark`/`reset` methods if request retries are desired (if not, no retries will be attempted).
  - Any collection or iterable of the above (`AbstractDict`, `AbstractString`, `AbstractVector{UInt8}`, or `IO`)
  which will result in a "chunked" request body, where each iterated element will be sent as a separate chunk
  - a [`HTTP.Form`](@ref), which will be serialized as the "multipart/form-data" content-type

src/clientlayers/ConnectionRequest.jl

@@ -119,22 +119,22 @@ function connectionlayer(handler)
  stream = Stream(req.response, io)
  return handler(stream; readtimeout=readtimeout, logerrors=logerrors, logtag=logtag, kw...)
  catch e
+ shouldreuse = false
  # manually unwrap CompositeException since it's not defined as a "wrapper" exception by ExceptionUnwrapping
  while e isa CompositeException
  e = e.exceptions[1]
  end
  root_err = ExceptionUnwrapping.unwrap_exception_to_root(e)
  # don't log if it's an HTTPError since we should have already logged it
- if logerrors && err isa StatusError
+ if logerrors && root_err isa StatusError
  err = current_exceptions_to_string()
  @error err type=Symbol("HTTP.StatusError") method=req.method url=req.url context=req.context logtag=logtag
  end
  if logerrors && !ExceptionUnwrapping.has_wrapped_exception(e, HTTPError)
  err = current_exceptions_to_string(e)
  @error err type=Symbol("HTTP.ConnectionRequest") method=req.method url=req.url context=req.context logtag=logtag
  end
- @debugv 1 "❗️ ConnectionLayer $e. Closing: $io"
- shouldreuse = false
+ @debugv 1 "❗️ ConnectionLayer $root_err. Closing: $io"
  if @isdefined(stream) && stream.nwritten == -1
  # we didn't write anything, so don't need to worry about
  # idempotency of the request