docs: fix typo in Deep Linking (react-navigation#1243)

* docs: fix typo in "Deep linking"

* docs: fix typo in other versions

Author: jferrettiboke

versioned_docs/version-5.x/deep-linking.md

@@ -298,7 +298,7 @@ const linking = {
 
     // Next, you would need to get the initial URL from your third-party integration
     // It depends on the third-party SDK you use
-    // For example, to get to get the initial URL for branch.io:
+    // For example, to get the initial URL for branch.io:
     const params = branch.getFirstReferringParams();
 
     return params?.$canonical_url;

versioned_docs/version-6.x/deep-linking.md

@@ -275,7 +275,7 @@ const linking = {
   async getInitialURL() {
     // First, you would need to get the initial URL from your third-party integration
     // The exact usage depend on the third-party SDK you use
-    // For example, to get to get the initial URL for Firebase Dynamic Links:
+    // For example, to get the initial URL for Firebase Dynamic Links:
     const { isAvailable } = utils().playServicesAvailability;
 
     if (isAvailable) {

versioned_docs/version-7.x/deep-linking.md

@@ -275,7 +275,7 @@ const linking = {
   async getInitialURL() {
     // First, you would need to get the initial URL from your third-party integration
     // The exact usage depend on the third-party SDK you use
-    // For example, to get to get the initial URL for Firebase Dynamic Links:
+    // For example, to get the initial URL for Firebase Dynamic Links:
     const { isAvailable } = utils().playServicesAvailability;
 
     if (isAvailable) {