Fix minor typo and harmonize spaces (#3030)

* Update edit_digits.html

* Update edit_analog.html

* Update overview.html

* Update edit_reference.html

---------

Co-authored-by: jomjol <30766535+jomjol@users.noreply.github.com>

sd-card/html/edit_analog.html

@@ -206,7 +206,7 @@
 
 <hr>
 The following settings are only used for easier setup, they are <b>not</b> persisted on the device:<br>
-<input type="checkbox" id="showall" name="showall" value="1" onclick="draw()" checked tabindex=9><label for="showall">Show all ROIs</label><br>
+<input type="checkbox" id="showall" name="showall" value="1" onclick="draw()" checked tabindex=9><label for="showall"> Show all ROIs</label><br>
 <input type="checkbox" id="lockAspectRatio" name="lockAspectRatio" value="1" onclick="changelockAspectRatio()" checked tabindex=6><label for="lockAspectRatio"> Lock aspect ratio </label><br>
 <input type="checkbox" id="lockSizes" name="lockSizes" value="1" onclick="changelockSizes()" checked tabindex=7><label for="lockSizes"> Synchronize y, Δx and Δy between ROIs</label><br>
 <hr>

sd-card/html/edit_digits.html

@@ -211,11 +211,11 @@
 
 
 <hr>
-	The following settings are only used for easier setup, they are <b>not</b> persisted on the device:<br>
-	<input type="checkbox" id="showall" name="showall" value="1" onclick="draw()" checked tabindex=10><label for="showall">Show all ROIs</label><br>
-	<input type="checkbox" id="lockAspectRatio" name="lockAspectRatio" value="1" onclick="changelockAspectRatio()" checked tabindex=6><label for="lockAspectRatio"> Lock aspect ratio </label><br>
-	<input type="checkbox" id="lockSizes" name="lockSizes" value="1" onclick="changelockSizes()" checked tabindex=7><label for="lockSizes"> Synchronize y, Δx and Δy between ROIs</label><br>
-	<input type="checkbox" id="lockSpaceEquidistant" name="lockSpaceEquidistant" value="1" onclick="changeLockSpaceEquidistant()" checked tabindex=8>
+	  The following settings are only used for easier setup, they are <b>not</b> persisted on the device:<br>
+	  <input type="checkbox" id="showall" name="showall" value="1" onclick="draw()" checked tabindex=10><label for="showall">Show all ROIs</label><br>
+	  <input type="checkbox" id="lockAspectRatio" name="lockAspectRatio" value="1" onclick="changelockAspectRatio()" checked tabindex=6><label for="lockAspectRatio"> Lock aspect ratio </label><br>
+	  <input type="checkbox" id="lockSizes" name="lockSizes" value="1" onclick="changelockSizes()" checked tabindex=7><label for="lockSizes"> Synchronize y, Δx and Δy between ROIs</label><br>
+	  <input type="checkbox" id="lockSpaceEquidistant" name="lockSpaceEquidistant" value="1" onclick="changeLockSpaceEquidistant()" checked tabindex=8>
     <label for="lockSpaceEquidistant">Keep equidistance of <input type="number" name="space" id="space" maxlength="2" max=99 step=1 onchange="valuemanualchangedspace()" tabindex=9> between all ROIs</label><br>
 <hr>