Add missing semi-colon in Android code

Error happened while moving code from android tree to
swiftshader tree. Whoops!

Change-Id: Ie7085f8e6d54b2b11547bb6a38348c20140beae9
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31868
Reviewed-by: Nicolas Capens <[email protected]>
Tested-by: Hernan Liatis <[email protected]>

Author: hliatis

src/Vulkan/libVulkan.cpp

@@ -984,7 +984,7 @@ VKAPI_ATTR VkResult VKAPI_CALL vkCreateImage(VkDevice device, const VkImageCreat
 			const VkNativeBufferANDROID* nativeBufferInfo = reinterpret_cast<const VkNativeBufferANDROID*>(extensionCreateInfo);
 			backmem.nativeHandle = nativeBufferInfo->handle;
 			backmem.stride = nativeBufferInfo->stride;
-			swapchainImage = true
+			swapchainImage = true;
 		}
 		break;
 #endif