mouse-input-view nit and add mouse-input-test to integration test script (flutter#37441)

* Use fuchsia_component

* [mouse-input] mouse-input-view doc nits and add mouse-input-test to the run_integration_test.sh script

Co-authored-by: Erik <erkln@google.com>

Author: naudzghebre

shell/platform/fuchsia/flutter/tests/integration/mouse-input/README.md

@@ -31,8 +31,7 @@ fx set workstation_eng.qemu-x64 && fx build
 
 Build flutter/engine
 ```shell
-$ENGINE_DIR/flutter/tools/gn --fuchsia --no-lto && ninja -C $ENGINE_DIR/out/fuchsia_debug_x64 flutter/shell/platform/fuchsia/flutter/tests/
-integration/mouse_input:tests
+$ENGINE_DIR/flutter/tools/gn --fuchsia --no-lto && ninja -C $ENGINE_DIR/out/fuchsia_debug_x64 flutter/shell/platform/fuchsia/flutter/tests/integration/mouse-input:tests
 ```
 
 Start a Fuchsia package server
@@ -41,10 +40,9 @@ cd "$FUCHSIA_DIR"
 fx serve
 ```
 
-Publish `touch-input-view`
+Publish `mouse-input-view`
 ```shell
-$FUCHSIA_DIR/.jiri_root/bin/fx pm publish -a -repo $FUCHSIA_DIR/$(cat $FUCHSIA_DIR/.fx-build-dir)/amber-files -f $ENGINE_DIR/out/
-fuchsia_debug_x64/gen/flutter/shell/platform/fuchsia/flutter/tests/integration/mouse-input/mouse-input-view/mouse-input-view/mouse-input-view.far
+$FUCHSIA_DIR/.jiri_root/bin/fx pm publish -a -repo $FUCHSIA_DIR/$(cat $FUCHSIA_DIR/.fx-build-dir)/amber-files -f $ENGINE_DIR/out/fuchsia_debug_x64/gen/flutter/shell/platform/fuchsia/flutter/tests/integration/mouse-input/mouse-input-view/mouse-input-view/mouse-input-view.far
 ```
 
 Launch Fuchsia emulator in a graphical environment

tools/fuchsia/devshell/run_integration_test.sh

@@ -62,6 +62,9 @@ case $test_name in
   touch-input)
     test_packages=("touch-input-test-0.far" "touch-input-view.far" "embedding-flutter-view.far")
     ;;
+  mouse-input)
+    test_packages=("mouse-input-test-0.far" "mouse-input-view.far")
+    ;;
   *)
     engine-error "Unknown test name $test_name. You may need to add it to $0"
     exit 1