[android] Remove last mentions to beta buildTypes

Signed-off-by: Jean-Baptiste Charron <jeanbaptiste.charron@outlook.fr>

android/HOW_TO_USE_GRADLE.txt

@@ -1,8 +1,8 @@
 To build, install and run e.g. a Web Debug version on your device/emulator: './gradlew runWebDebug'
 
-Or to compile a redistributable Fdroid Beta apk for testing: './gradlew assembleFdroidBeta'
+Or to compile a redistributable Fdroid Test apk for testing: './gradlew assembleFdroidBeta'
 
-Or to build beta apks for all flavors: './gradlew assembleBeta'
+Or to build test apks for all flavors: './gradlew assembleBeta'
 
 To see all available build targets './gradlew tasks'
 

android/app/build.gradle

@@ -7,7 +7,6 @@ buildscript {
   // Detect flavors from the task name.
   def taskName = getGradle().getStartParameter().getTaskRequests().toString().toLowerCase()
   def isFdroid = taskName.contains('fdroid')
-  def isBeta = taskName.contains('beta')
 
   dependencies {
     classpath libs.android.tools
@@ -297,7 +296,6 @@ android {
       ndk.debugSymbolLevel = 'symbol_table'
     }
 
-    // TODO(@pastk): rename to "test" everywhere in code
     beta {
       applicationIdSuffix '.test'
       versionNameSuffix '-test'

docs/INSTALL.md

@@ -182,7 +182,7 @@ There is a matrix of different build variants:
 
 - _[Type](https://codeberg.org/comaps/comaps/src/commit/d02aefbf12a1a201090b40b395585e679b04c798/android/app/build.gradle#L278)_:
   - `Debug` is a debug version with all checks enabled.
-  - `Beta` is a manual pre-release build for testing.
+  - `Beta` is a manual build for testing.
   - `Release` is a fully optimized version for app stores.
 
 - _[Flavor](https://codeberg.org/comaps/comaps/src/commit/d02aefbf12a1a201090b40b395585e679b04c798/android/app/build.gradle#L179)_: