Change trig functions to return number with Default units (#7425)

* Change trig functions to return number with Default units

* Update docs

* Update output

rust/kcl-lib/tests/coerce_from_trig_to_point/ops.snap

@@ -0,0 +1,34 @@
+---
+source: kcl-lib/src/simulation_tests.rs
+description: Operations executed error_with_point_shows_numeric_units.kcl
+---
+[
+  {
+    "type": "StdLibCall",
+    "name": "startSketchOn",
+    "unlabeledArg": {
+      "value": {
+        "type": "Plane",
+        "artifact_id": "[uuid]"
+      },
+      "sourceRange": []
+    },
+    "labeledArgs": {},
+    "nodePath": {
+      "steps": [
+        {
+          "type": "ProgramBodyItem",
+          "index": 0
+        },
+        {
+          "type": "ExpressionStatementExpr"
+        },
+        {
+          "type": "PipeBodyItem",
+          "index": 0
+        }
+      ]
+    },
+    "sourceRange": []
+  }
+]