test(nsview): set size to fixed value

Author: tillhainbach

Tests/SnapshotTestingTests/SnapshotTestingTests.swift

@@ -248,7 +248,10 @@ final class SnapshotTestingTests: XCTestCase {
     button.appearance = NSAppearance(named: .aqua)
     assertSnapshot(
       matching: button,
-      as: .image(windowForDrawing: .init(backingScaleFactor: 1, colorSpace: .genericRGB))
+      as: .image(
+        size: .init(width: 84, height: 32),
+        windowForDrawing: .init(backingScaleFactor: 1, colorSpace: .genericRGB)
+      )
     )
     assertSnapshot(matching: button, as: .recursiveDescription)
     #endif

Tests/SnapshotTestingTests/__Snapshots__/SnapshotTestingTests/testNSViewCICompatible.1.png

@@ -1,4 +1,4 @@
-[   AF    !   U ] h=--- v=--- NSButton "Push Me" f=(0,0,83,32) b=(-)
-  [   A     !   U ] h=--- v=--- NSButtonBezelView f=(0,0,83,32) b=(-)
-  [   AF    !   U ] h=--- v=--- NSButtonTextField "Push Me" f=(11,7,61,15) b=(-)
+[   AF    !  LU ] h=--- v=--- NSButton "Push Me" f=(0,0,83,32) b=(-)
+  [   A     !   U ] h=--- v=--- NSButtonBezelView f=(0,0,84,32) b=(-)
+  [   AF    !   U ] h=--- v=--- NSButtonTextField "Push Me" f=(11,7,62,15) b=(-)
 A=autoresizesSubviews, C=canDrawConcurrently, D=needsDisplay, F=flipped, G=gstate, H=hidden (h=by ancestor), L=needsLayout (l=child needsLayout), U=needsUpdateConstraints (u=child needsUpdateConstraints), O=opaque, P=preservesContentDuringLiveResize, S=scaled/rotated, W=wantsLayer (w=ancestor wantsLayer), V=needsVibrancy (v=allowsVibrancy), #=has surface