Fix typos and whitespace

Found via `codespell -q 3 -L aci,ake,aline,alle,alledges,alocation,als,ang,anid,anormal,apoints,ba,beginn,behaviour,bloaded,bottome,byteorder,calculater,cancelled,cancelling,cas,cascade,centimetre,childrens,childs,colour,colours,commen,connexion,currenty,dof,doubleclick,dum,eiter,elemente,ende,feld,finde,findf,freez,hist,iff,indicies,initialisation,initialise,initialised,initialises,initialisiert,inout,ist,itsel,kilometre,lod,mantatory,methode,metres,millimetre,modell,nd,noe,normale,normaly,nto,numer,oce,oder,ontop,orgin,orginx,orginy,ot,pard,parm,parms,pres,programm,que,rady,recurrance,ro,rougly,seperator,serie,sinc,siz,strack,substraction,te,technic,thist,thru,tread,uint,unter,uptodate,vertexes,wallthickness,whitespaces -S ./.git,*.po,*.ts,./ChangeLog.txt,./src/3rdParty,./src/Mod/Assembly/App/opendcm,./src/CXX,./src/zipios++,./src/Base/swig*,./src/Mod/Robot/App/kdl_cp,./src/Mod/Import/App/SCL,./src/WindowsInstaller,./src/Doc/FreeCAD.uml,./src/Base/StackWalker.cpp,./build/doc/SourceDocu`

src/Mod/Path/Gui/Resources/panels/DressupPathBoundary.ui

@@ -254,7 +254,7 @@
    <item>
     <widget class="QCheckBox" name="stockInside">
      <property name="toolTip">
-      <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;I checked the path is constrained by the solid. Otherwise the the volume of the solid describes a &amp;quot;keep out&amp;quot; zone.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+      <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;I checked the path is constrained by the solid. Otherwise the volume of the solid describes a &amp;quot;keep out&amp;quot; zone.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
      </property>
      <property name="text">
       <string>Constrained to Inside</string>

src/Mod/Path/Gui/Resources/preferences/PathDressupHoldingTags.ui

@@ -84,7 +84,7 @@
      <item row="3" column="1">
        <widget class="Gui::InputField" name="ifRadius">
         <property name="toolTip">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Radius of the fillet on the tag's top edge.&lt;/p&gt;&lt;p&gt;If the radius is bigger than that which the the tag shape itself supports, the resulting shape will be that of a dome.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Radius of the fillet on the tag's top edge.&lt;/p&gt;&lt;p&gt;If the radius is bigger than that which the tag shape itself supports, the resulting shape will be that of a dome.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
         </property>
        </widget>
       </item>

src/Mod/Path/PathScripts/PathEngrave.py

@@ -51,7 +51,7 @@ class ObjectEngrave(PathEngraveBase.ObjectOp):
         self.wires = []
 
     def opFeatures(self, obj):
-        """opFeatures(obj) ... return all standard features and edges based geomtries"""
+        """opFeatures(obj) ... return all standard features and edges based geometries"""
         return (
             PathOp.FeatureTool
             | PathOp.FeatureDepths

src/Mod/Path/PathScripts/PathPost.py

@@ -115,7 +115,7 @@ def processFileNameSubstitutions(
         j = job.Label
         filename = filename.replace("%j", j)
 
-    # Use the sequnce number if explicitly called
+    # Use the sequence number if explicitly called
     if "%S" in filename:
         j = job.Label
         filename = filename.replace("%S", str(sequencenumber))

src/Mod/Path/Tools/README.md

@@ -10,7 +10,7 @@ practically impossible for `*.fcstd` files.
 
 When a tool is instantiated in a job the PDN body is created from the shape and the attributes and constraints are set
 according to the values from the JSON file. All additional parameters are created as properties on the object. This
-provides the the correct shape and dimensions which can be used to generate a point cloud or mesh for advanced
+provides the correct shape and dimensions which can be used to generate a point cloud or mesh for advanced
 algorithms (and potentially simulation).
 
 # Tool Libraries