lint: check negative margin

vector/lint.xml

@@ -10,6 +10,7 @@
     <issue id="IconDipSize" severity="error" />
     <issue id="IconDuplicatesConfig" severity="error" />
     <issue id="IconDuplicates" severity="error" />
+    <issue id="IconExpectedSize" severity="error" />
 
     <!-- UX -->
     <issue id="ButtonOrder" severity="error" />
@@ -23,6 +24,7 @@
     <issue id="InefficientWeight" severity="error" />
     <issue id="DisableBaselineAlignment" severity="error" />
     <issue id="ScrollViewSize" severity="error" />
+    <issue id="NegativeMargin" severity="error" />
 
     <!-- RTL -->
     <issue id="RtlEnabled" severity="error" />

vector/src/main/res/layout/vector_message_merge_avatar_list.xml

@@ -21,6 +21,7 @@
         android:layout_marginLeft="-5dp"
         android:adjustViewBounds="true"
         android:scaleType="centerCrop"
+        tools:ignore="NegativeMargin"
         tools:src="@tools:sample/avatars" />
 
     <ImageView
@@ -31,6 +32,7 @@
         android:layout_marginLeft="-5dp"
         android:adjustViewBounds="true"
         android:scaleType="centerCrop"
+        tools:ignore="NegativeMargin"
         tools:src="@tools:sample/avatars" />
 
     <ImageView
@@ -41,6 +43,7 @@
         android:layout_marginLeft="-5dp"
         android:adjustViewBounds="true"
         android:scaleType="centerCrop"
+        tools:ignore="NegativeMargin"
         tools:src="@tools:sample/avatars" />
 
     <ImageView
@@ -51,6 +54,7 @@
         android:layout_marginLeft="-5dp"
         android:adjustViewBounds="true"
         android:scaleType="centerCrop"
+        tools:ignore="NegativeMargin"
         tools:src="@tools:sample/avatars" />
 
 </LinearLayout>