refactor: rename files in 'common'

`com.ichi2.anki.utils.android` should be
`com.ichi2.anki.common.utils.android`

Author: david-allison

AnkiDroid/src/main/java/com/ichi2/anki/browser/BrowserMultiColumnAdapter.kt

@@ -39,11 +39,11 @@ import com.ichi2.anki.AnkiDroidApp.Companion.sharedPrefs
 import com.ichi2.anki.Flag
 import com.ichi2.anki.R
 import com.ichi2.anki.common.annotations.NeedsTest
+import com.ichi2.anki.common.utils.android.darkenColor
+import com.ichi2.anki.common.utils.android.lightenColorAbsolute
 import com.ichi2.anki.common.utils.ext.replaceWith
 import com.ichi2.anki.databinding.ItemCardBrowserBinding
 import com.ichi2.anki.databinding.ViewBrowserColumnCellBinding
-import com.ichi2.anki.utils.android.darkenColor
-import com.ichi2.anki.utils.android.lightenColorAbsolute
 import com.ichi2.themes.Themes
 import com.ichi2.utils.removeChildren
 import net.ankiweb.rsdroid.BackendException

common/android/README.md

@@ -12,8 +12,4 @@ Android-specific utilities (e.g. `isRobolectric`)
 
 ### `com.ichi2.anki.common.utils.ext`
 
-Extension methods on Android framework classes (e.g. `Intent`)
-
-### `com.ichi2.anki.utils.android`
-
-Color manipulation utilities (`darkenColor`, `lightenColorAbsolute`)
+Extension methods on Android framework classes (e.g. `Intent`)

…m/ichi2/anki/utils/android/ColorUtils.kt …/anki/common/utils/android/ColorUtils.ktcommon/android/src/main/java/com/ichi2/anki/utils/android/ColorUtils.kt renamed to common/android/src/main/java/com/ichi2/anki/common/utils/android/ColorUtils.kt common/android/src/main/java/com/ichi2/anki/utils/android/ColorUtils.kt renamed to common/android/src/main/java/com/ichi2/anki/common/utils/android/ColorUtils.kt

@@ -14,7 +14,7 @@
  *  this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package com.ichi2.anki.utils.android
+package com.ichi2.anki.common.utils.android
 
 import android.graphics.Color
 import androidx.annotation.ColorInt