feat(GMX Mail): Add Hide ads and Hide Premium upgrade button patches (#6583)

Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>
Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>

patches/src/main/kotlin/app/revanced/patches/gmxmail/ads/Fingerprints.kt

@@ -0,0 +1,9 @@
+package app.revanced.patches.gmxmail.ads
+
+import app.revanced.patcher.fingerprint
+
+internal val getAdvertisementStatusFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "getAdvertisementStatus" && classDef.endsWith("/PayMailManager;")
+    }
+}

patches/src/main/kotlin/app/revanced/patches/gmxmail/ads/HideAdsPatch.kt

@@ -0,0 +1,15 @@
+package app.revanced.patches.gmxmail.ads
+
+import app.revanced.patcher.patch.bytecodePatch
+import app.revanced.util.returnEarly
+
+val hideAdsPatch = bytecodePatch(
+    name = "Hide ads",
+    description = "Hides sponsored ads.",
+) {
+    compatibleWith("de.gmx.mobile.android.mail")
+
+    execute {
+        getAdvertisementStatusFingerprint.method.returnEarly(2)
+    }
+}

patches/src/main/kotlin/app/revanced/patches/gmxmail/layout/Fingerprints.kt

@@ -0,0 +1,9 @@
+package app.revanced.patches.gmxmail.layout
+
+import app.revanced.patcher.fingerprint
+
+internal val isUpsellingPossibleFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "isUpsellingPossible" && classDef.endsWith("/PayMailManager;")
+    }
+}

patches/src/main/kotlin/app/revanced/patches/gmxmail/layout/HidePremiumUpgradeButton.kt

@@ -0,0 +1,15 @@
+package app.revanced.patches.gmxmail.layout
+
+import app.revanced.patcher.patch.bytecodePatch
+import app.revanced.util.returnEarly
+
+val hidePremiumUpgradeButtonPatch = bytecodePatch(
+    name = "Hide Premium upgrade button",
+    description = "Hides the Premium upgrade button in the navigation drawer.",
+) {
+    compatibleWith("de.gmx.mobile.android.mail")
+
+    execute {
+        isUpsellingPossibleFingerprint.method.returnEarly(false)
+    }
+}