Plugins: Fail plugins installation on wrong args provided (#71355)

* Return error on plugin install extra args

* Remove unused valid argument

* Add log for wrong installation args

pkg/cmd/grafana-cli/utils/args_mock.go

@@ -0,0 +1,112 @@
+// Code generated by mockery v2.31.4. DO NOT EDIT.
+
+package utils
+
+import mock "github.com/stretchr/testify/mock"
+
+// MockArgs is an autogenerated mock type for the Args type
+type MockArgs struct {
+	mock.Mock
+}
+
+// First provides a mock function with given fields:
+func (_m *MockArgs) First() string {
+	ret := _m.Called()
+
+	var r0 string
+	if rf, ok := ret.Get(0).(func() string); ok {
+		r0 = rf()
+	} else {
+		r0 = ret.Get(0).(string)
+	}
+
+	return r0
+}
+
+// Get provides a mock function with given fields: n
+func (_m *MockArgs) Get(n int) string {
+	ret := _m.Called(n)
+
+	var r0 string
+	if rf, ok := ret.Get(0).(func(int) string); ok {
+		r0 = rf(n)
+	} else {
+		r0 = ret.Get(0).(string)
+	}
+
+	return r0
+}
+
+// Len provides a mock function with given fields:
+func (_m *MockArgs) Len() int {
+	ret := _m.Called()
+
+	var r0 int
+	if rf, ok := ret.Get(0).(func() int); ok {
+		r0 = rf()
+	} else {
+		r0 = ret.Get(0).(int)
+	}
+
+	return r0
+}
+
+// Present provides a mock function with given fields:
+func (_m *MockArgs) Present() bool {
+	ret := _m.Called()
+
+	var r0 bool
+	if rf, ok := ret.Get(0).(func() bool); ok {
+		r0 = rf()
+	} else {
+		r0 = ret.Get(0).(bool)
+	}
+
+	return r0
+}
+
+// Slice provides a mock function with given fields:
+func (_m *MockArgs) Slice() []string {
+	ret := _m.Called()
+
+	var r0 []string
+	if rf, ok := ret.Get(0).(func() []string); ok {
+		r0 = rf()
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).([]string)
+		}
+	}
+
+	return r0
+}
+
+// Tail provides a mock function with given fields:
+func (_m *MockArgs) Tail() []string {
+	ret := _m.Called()
+
+	var r0 []string
+	if rf, ok := ret.Get(0).(func() []string); ok {
+		r0 = rf()
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).([]string)
+		}
+	}
+
+	return r0
+}
+
+// NewMockArgs creates a new instance of MockArgs. It also registers a testing interface on the mock and a cleanup function to assert the mocks expectations.
+// The first argument is typically a *testing.T value.
+func NewMockArgs(t interface {
+	mock.TestingT
+	Cleanup(func())
+}) *MockArgs {
+	mock := &MockArgs{}
+	mock.Mock.Test(t)
+
+	t.Cleanup(func() { mock.AssertExpectations(t) })
+
+	return mock
+}