Convert int text sizes to floats (#764)

Avoids a segfault when using integer text sizes. Also adds a test for
integer text size.

Author: marcus7070

cadquery/occ_impl/shapes.py

@@ -3050,7 +3050,9 @@ def makeText(
 
         builder = Font_BRepTextBuilder()
         font_i = StdPrs_BRepFont(
-            NCollection_Utf8String(font_t.FontName().ToCString()), font_kind, size
+            NCollection_Utf8String(font_t.FontName().ToCString()),
+            font_kind,
+            float(size),
         )
         text_flat = Shape(builder.Perform(font_i, NCollection_Utf8String(text)))
 

tests/test_cadquery.py

@@ -3293,6 +3293,15 @@ def testText(self):
         # verify that the number of solids is correct
         self.assertEqual(len(obj5.solids().vals()), 5)
 
+        # check it doesn't fall over with int sizes
+        obj1 = (
+            box.faces(">Z")
+            .workplane()
+            .text(
+                "CQ 2.0", 10, -1, cut=True, halign="left", valign="bottom", font="Sans",
+            )
+        )
+
     def testParametricCurve(self):
 
         from math import sin, cos, pi