Fix crash when opening a URL with associated text (#699)

* Fix crash when opening a URL with associated text

* Enforce using an `Activity` instead of a `Context` in `SafeUriHandler`.

app/src/main/kotlin/io/element/android/x/intent/SafeUriHandler.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.x.intent
+
+import android.app.Activity
+import androidx.compose.ui.platform.UriHandler
+import io.element.android.libraries.androidutils.system.openUrlInExternalApp
+
+class SafeUriHandler(private val activity: Activity) : UriHandler {
+    override fun openUri(uri: String) {
+        activity.openUrlInExternalApp(uri)
+    }
+}