ScriptFu: scripts: revert changes to SF-TOGGLE args

Prior commits porting these scripts to v3 dialect
incorrectly compared SF-TOGGLE args to #t and #f.
They are bound to TRUE and FALSE, 1 and 0,
before choice of dialect can take effect.

plug-ins/script-fu/scripts/chrome-it.scm

@@ -181,7 +181,8 @@
      (gimp-floating-sel-anchor floating-sel)
     )
 
-    (if (not carve-white)
+    ; carve-white is 0 or 1, not #f or #t
+    (if (= carve-white TRUE)
         (gimp-drawable-invert mask #f))
 
     (gimp-context-set-background '(255 255 255))

plug-ins/script-fu/scripts/coffee.scm

@@ -40,7 +40,8 @@
       (set! theNumber (- theNumber 1))
       (set! theStain (gimp-layer-new theImage theSize theSize
                                      RGBA-IMAGE _"Stain" 100
-                                     (if inDark
+                                     ; inDark is [0, 1] not [#f, #t]
+                                     (if (= inDark TRUE)
                                         LAYER-MODE-DARKEN-ONLY
                                         LAYER-MODE-NORMAL)))
 

plug-ins/script-fu/scripts/test-sphere-v3.scm

@@ -80,8 +80,8 @@
     (if (and
          (or (and (>= light 45) (<= light 75))
              (and (<= light 135) (>= light 105)))
-         ; v3 >>> conditional doesn't need (= shadow TRUE)
-         shadow )
+         ; v3 >>> a SF-TOGGLE arg is still [0, 1], not [#f, #t]
+        (= shadow TRUE))
         (let ((shadow-w (* (* radius 2.5) (cos (+ *pi* radians))))
               (shadow-h (* radius 0.5))
               (shadow-x cx)