android: Update progard to fix settings crash

R8 full mode was removing important classes from Wini that would cause a crash on saving settings. This keeps the relevant classes and suppresses warnings about irrelevant ones.

src/android/app/proguard-rules.pro

@@ -1,6 +1,11 @@
 # To get usable stack traces
 -dontobfuscate
 
+# Prevents crashing when using Wini
+-keep class org.ini4j.spi.IniParser
+-keep class org.ini4j.spi.IniBuilder
+-keep class org.ini4j.spi.IniFormatter
+
 # Suppress warnings for R8
 -dontwarn org.bouncycastle.jsse.BCSSLParameters
 -dontwarn org.bouncycastle.jsse.BCSSLSocket
@@ -11,3 +16,6 @@
 -dontwarn org.openjsse.javax.net.ssl.SSLParameters
 -dontwarn org.openjsse.javax.net.ssl.SSLSocket
 -dontwarn org.openjsse.net.ssl.OpenJSSE
+-dontwarn java.beans.Introspector
+-dontwarn java.beans.VetoableChangeListener
+-dontwarn java.beans.VetoableChangeSupport