Replace weird whitespace characters by normal spaces

I'm just curios of their origin. If I'm not mistaken they were introduced by
@yumiova.

data/examples/declaration/value/function/do.hs

@@ -40,7 +40,7 @@ foo = do
 
     c <- a + b
   print c
-  rec something $ do
+  rec something $ do
           x <- a
           print x
 

src/Ormolu/Printer/Combinators.hs

@@ -181,7 +181,7 @@ backticks m = do
 -- | Surround given entity by banana brackets (i.e., from arrow notation.)
 
 banana :: R () -> R ()
-banana m = sitcc $ do
+banana m = sitcc $ do
   txt "(|"
   ospaces m
   txt "|)"

src/Ormolu/Printer/Meat/Declaration/Class.hs

@@ -41,9 +41,9 @@ p_classDecl ctx name tvars fixity fdeps csigs cdefs cats catdefs = do
       dependencySpans = getLoc <$> fdeps
       combinedSpans = getLoc ctx : (signatureSpans ++ dependencySpans)
   txt "class"
-  switchLayout combinedSpans $ do
+  switchLayout combinedSpans $ do
     breakpoint
-    inci $ do
+    inci $ do
       p_classContext ctx
       switchLayout signatureSpans $ do
         p_infixDefHelper
@@ -73,7 +73,7 @@ p_classDecl ctx name tvars fixity fdeps csigs cdefs cats catdefs = do
   else newline
 
 p_classContext :: LHsContext GhcPs -> R ()
-p_classContext ctx = unless (null (unLoc ctx)) $ do
+p_classContext ctx = unless (null (unLoc ctx)) $ do
   located ctx p_hsContext
   breakpoint
   txt "=> "

src/Ormolu/Printer/Meat/Declaration/Data.hs

@@ -30,12 +30,12 @@ p_dataDecl style name tpats fixity HsDataDefn {..} = do
   txt $ case dd_ND of
     NewType -> "newtype"
     DataType -> "data"
-  txt $ case style of
+  txt $ case style of
     Associated -> mempty
     Free -> " instance"
   switchLayout (getLoc name : fmap getLoc tpats) $ do
     breakpoint
-    inci $ p_infixDefHelper
+    inci $ p_infixDefHelper
       (isInfix fixity)
       inci
       (p_rdrName name)

src/Ormolu/Printer/Meat/Declaration/Instance.hs

@@ -69,7 +69,7 @@ p_clsInstDecl = \case
     case cid_poly_ty of
       HsIB {..} -> located hsib_body $ \x -> do
         breakpoint
-        inci $ do
+        inci $ do
           match_overlap_mode cid_overlap_mode breakpoint
           p_hsType x
         -- GHC's AST does not necessarily store each kind of element in source

src/Ormolu/Printer/Meat/Declaration/TypeFamily.hs

@@ -26,7 +26,7 @@ p_famDecl style FamilyDecl {..} = do
     DataFamily -> Nothing <$ txt "data"
     OpenTypeFamily -> Nothing <$ txt "type"
     ClosedTypeFamily eqs -> Just eqs <$ txt "type"
-  txt $ case style of
+  txt $ case style of
     Associated -> mempty
     Free -> " family"
   let HsQTvs {..} = fdTyVars

src/Ormolu/Printer/Meat/Declaration/Value.hs

@@ -235,7 +235,7 @@ p_grhs' pretty style (GRHS NoExt guards body) =
       txt "| "
       sitcc (sep (comma >> breakpoint) (sitcc . located' p_stmt) xs)
       space
-      txt $ case style of
+      txt $ case style of
         EqualSign -> "="
         RightArrow -> "->"
       breakpoint
@@ -248,14 +248,14 @@ p_hsCmd :: HsCmd GhcPs -> R ()
 p_hsCmd = \case
   HsCmdArrApp NoExt body input arrType _ -> do
     located body p_hsExpr
-    txt $ case arrType of
+    txt $ case arrType of
       HsFirstOrderApp -> " -<"
       HsHigherOrderApp -> " -<<"
     placeHanging (exprPlacement (unLoc input)) $
       located input p_hsExpr
-  HsCmdArrForm NoExt form Prefix _ cmds -> banana $ sitcc $ do
+  HsCmdArrForm NoExt form Prefix _ cmds -> banana $ sitcc $ do
     located form p_hsExpr
-    unless (null cmds) $ do
+    unless (null cmds) $ do
       breakpoint
       inci (sequence_ (intersperse breakpoint (located' p_hsCmdTop <$> cmds)))
   HsCmdArrForm NoExt form Infix _ [left, right] -> do
@@ -406,7 +406,7 @@ p_hsRecField
   -> R ()
 p_hsRecField = \HsRecField {..} -> do
   located hsRecFieldLbl atom
-  unless hsRecPun $ do
+  unless hsRecPun $ do
     txt " = "
     located hsRecFieldArg p_hsExpr
 
@@ -607,7 +607,7 @@ p_hsExpr = \case
   HsSpliceE NoExt splice -> p_hsSplice splice
   HsProc NoExt p e -> do
     txt "proc"
-    located p $ \x -> do
+    located p $ \x -> do
       breakpoint
       inci (p_pat x)
       breakpoint

src/Ormolu/Printer/Meat/Type.hs

@@ -165,7 +165,7 @@ p_conDeclField (XConDeclField NoExt) = notImplemented "XConDeclField"
 
 tyVarsToTypes :: LHsQTyVars GhcPs -> [LHsType GhcPs]
 tyVarsToTypes = \case
-  HsQTvs {..} -> fmap tyVarToType <$> hsq_explicit
+  HsQTvs {..} -> fmap tyVarToType <$> hsq_explicit
   XLHsQTyVars {} -> notImplemented "XLHsQTyVars"
 
 tyVarToType :: HsTyVarBndr GhcPs -> HsType GhcPs