docs: fix typos in documentation and code comments

Fixed 19 typos across 15 files:
- properies → properties
- posible → possible (2×)
- indeces → indices
- matrixs → matrices (2×)
- grater → greater
- whith → with
- ouput → output
- choosen → chosen (4×)
- constains → contains
- refrence → reference
- dont → don't (4×)
- cant → can't

modules/stitching/include/opencv2/stitching.hpp

@@ -299,7 +299,7 @@ public:
      */
     CV_WRAP Status stitch(InputArrayOfArrays images, InputArrayOfArrays masks, OutputArray pano);
 
-    /** @brief Returns indeces of input images used in panorama stitching
+    /** @brief Returns indices of input images used in panorama stitching
      */
     CV_WRAP std::vector<int> component() const { return indices_; }