Fix spelling typos

backport commit 659ffaddb4

modules/imgproc/test/test_approxpoly.cpp

@@ -325,7 +325,7 @@ void CV_ApproxPolyTest::run( int /*start_from*/ )
             if( DstSeq == NULL )
             {
                 ts->printf( cvtest::TS::LOG,
-                    "cvApproxPoly returned NULL for contour #%d, espilon = %g\n", i, Eps );
+                    "cvApproxPoly returned NULL for contour #%d, epsilon = %g\n", i, Eps );
                 code = cvtest::TS::FAIL_INVALID_OUTPUT;
                 goto _exit_;
             } // if( DstSeq == NULL )

modules/imgproc/test/test_intersection.cpp

@@ -60,7 +60,7 @@ namespace opencv_test { namespace {
 // 6 - partial intersection, rectangle on top of different size
 // 7 - full intersection, rectangle fully enclosed in the other
 // 8 - partial intersection, rectangle corner just touching. point contact
-// 9 - partial intersetion. rectangle side by side, line contact
+// 9 - partial intersection. rectangle side by side, line contact
 
 static void compare(const std::vector<Point2f>& test, const std::vector<Point2f>& target)
 {