Select code page during STEP Import (#14416)

* [STEP Import]
Added the ability to select the encoding of the source file when importing.
Requires OCCT version 7.8.0 and higher

* fix compile error for OCCT < 7.8.0

* Also hide label "CodePage" for OCCT < 7.8.0

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix error

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix error on Ubuntu 20-04

* Fix error on Ubuntu 20-04

---------

Co-authored-by: Kuzma30 <kuzemkoa@gmail.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

src/Mod/Import/App/AppImportPy.cpp

@@ -157,9 +157,16 @@ private:
             hApp->NewDocument(TCollection_ExtendedString("MDTV-CAF"), hDoc);
 
             if (file.hasExtension({"stp", "step"})) {
+#if OCC_VERSION_HEX >= 0x070800
+                Resource_FormatType cp = Resource_FormatType_UTF8;
+#endif
                 try {
                     Import::ReaderStep reader(file);
+#if OCC_VERSION_HEX < 0x070800
                     reader.read(hDoc);
+#else
+                    reader.read(hDoc, cp);
+#endif
                 }
                 catch (OSD_Exception& e) {
                     Base::Console().Error("%s\n", e.GetMessageString());