Revert "sal: fix some clang warning about implicit bool conversion"

This reverts commit 56ff07a7, the correct fix is
d19598b5 "Adapt ImplicitBoolConversion to 32-bit
builds (where sal_Int32 is long)."

sal/rtl/locale.cxx

@@ -316,7 +316,7 @@ sal_Int32 SAL_CALL rtl_locale_hashCode( rtl_Locale * This )
  */
 sal_Int32 SAL_CALL rtl_locale_equals( rtl_Locale * This, rtl_Locale * obj  )
 {
-    return sal_Int32(This == obj);
+    return This == obj;
 }
 
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