fix: bring back smali files support (#961)

jadx-cli/src/test/resources/samples/HelloWorld.smali

@@ -0,0 +1,26 @@
+.class LHelloWorld;
+.super Ljava/lang/Object;
+.source "HelloWorld.java"
+
+.method constructor <init>()V
+    .registers 1
+
+    .line 1
+    invoke-direct {p0}, Ljava/lang/Object;-><init>()V
+
+    return-void
+.end method
+
+.method public static main([Ljava/lang/String;)V
+    .registers 2
+
+    .line 3
+    sget-object p0, Ljava/lang/System;->out:Ljava/io/PrintStream;
+
+    const-string v0, "Hello, World"
+
+    invoke-virtual {p0, v0}, Ljava/io/PrintStream;->println(Ljava/lang/String;)V
+
+    .line 4
+    return-void
+.end method