fix: Revert "fix: Remove spaces in fParentName and fClassName when matching streamer" (#1519)

Revert "fix: Remove spaces in `fParentName` and `fClassName` when matching st…"

This reverts commit be6995f.

Author: ariostas

src/uproot/behaviors/TBranch.py

@@ -2449,10 +2449,6 @@ def streamer(self):
             fParentName = self.member("fParentName", none_if_missing=True)
             fClassName = self.member("fClassName", none_if_missing=True)
 
-            # Remove spaces
-            fParentName = fParentName.replace(" ", "") if fParentName else fParentName
-            fClassName = fClassName.replace(" ", "") if fClassName else fClassName
-
             if fParentName is not None and fParentName != "":
                 matches = self._file.streamers.get(fParentName)