Integrate gutenberg-mobile release v1.115.0 (#22831)

Gutenberg/config.yml

@@ -9,6 +9,6 @@
  #
  #   LOCAL_GUTENBERG=../my-gutenberg-fork bundle exec pod install
 ref:
-  tag: v1.115.0-alpha5
+  tag: v1.115.0
 github_org: wordpress-mobile
 repo_name: gutenberg-mobile

Podfile.lock

@@ -26,7 +26,7 @@ PODS:
   - FSInteractiveMap (0.1.0)
   - Gifu (3.3.1)
   - Gridicons (1.2.0)
-  - Gutenberg (1.114.1)
+  - Gutenberg (1.115.0)
   - JTAppleCalendar (8.0.5)
   - Kanvas (1.4.9):
     - CropViewController
@@ -105,7 +105,7 @@ DEPENDENCIES:
   - FSInteractiveMap (from `https://github.com/wordpress-mobile/FSInteractiveMap.git`, tag `0.2.0`)
   - Gifu (= 3.3.1)
   - Gridicons (~> 1.2)
-  - Gutenberg (from `https://cdn.a8c-ci.services/gutenberg-mobile/Gutenberg-v1.115.0-alpha5.podspec`)
+  - Gutenberg (from `https://cdn.a8c-ci.services/gutenberg-mobile/Gutenberg-v1.115.0.podspec`)
   - JTAppleCalendar (~> 8.0.5)
   - Kanvas (~> 1.4.4)
   - MediaEditor (>= 1.2.2, ~> 1.2)
@@ -173,7 +173,7 @@ EXTERNAL SOURCES:
     :git: https://github.com/wordpress-mobile/FSInteractiveMap.git
     :tag: 0.2.0
   Gutenberg:
-    :podspec: https://cdn.a8c-ci.services/gutenberg-mobile/Gutenberg-v1.115.0-alpha5.podspec
+    :podspec: https://cdn.a8c-ci.services/gutenberg-mobile/Gutenberg-v1.115.0.podspec
   WordPressKit:
     :commit: 755fb4a101aed61be11bc85e9cd81784ad2d5f2d
     :git: https://github.com/wordpress-mobile/WordPressKit-iOS.git
@@ -198,7 +198,7 @@ SPEC CHECKSUMS:
   FSInteractiveMap: a396f610f48b76cb540baa87139d056429abda86
   Gifu: 416d4e38c4c2fed012f019e0a1d3ffcb58e5b842
   Gridicons: 4455b9f366960121430e45997e32112ae49ffe1d
-  Gutenberg: 8e3c5d6774939c3925ff8e8fbe77b52b06751e01
+  Gutenberg: 03509563942a2673a522645c28c8e561146c977f
   JTAppleCalendar: 16c6501b22cb27520372c28b0a2e0b12c8d0cd73
   Kanvas: cc027f8058de881a4ae2b5aa5f05037b6d054d08
   MediaEditor: d08314cfcbfac74361071a306b4bc3a39b3356ae