v1.3.2: Lint Cleanup & Code Quality

- Complete lint cleanup (Phase 1-7)
- Replace magic numbers with constants
- Remove unused imports/members
- Add Logger.w() for swallowed exceptions
- Custom SyncException for better error handling
- ConstructorParameterNaming with @SerializedName
- ReturnCount & Destructuring with @Suppress
- F-Droid: Add privacy notice for file logging
- Update docs (FEATURES.md, README.md)
- Add fastlane changelogs for versionCode 10

android/app/src/test/java/dev/dettmer/simplenotes/ExampleUnitTest.kt

@@ -14,4 +14,4 @@ class ExampleUnitTest {
     fun addition_isCorrect() {
         assertEquals(4, 2 + 2)
     }
-}
+}