Update smaller subnet part with 0.5 core apps

Author: Caoxuyang

articles/spring-cloud/how-to-deploy-in-azure-virtual-network.md

@@ -260,11 +260,11 @@ This table shows the maximum number of app instances Azure Spring Cloud supports
 
 | App subnet CIDR | Total IPs | Available IPs | Maximum app instances                                        |
 | --------------- | --------- | ------------- | ------------------------------------------------------------ |
-| /28             | 16        | 8             | <p>App with one core:  96 <br/> App with two cores: 48<br/> App with three cores: 32<br/> App with four cores: 24</p> |
-| /27             | 32        | 24            | <p>App with one core:  228<br/> App with two cores: 144<br/> App with three cores: 96<br/> App with four cores: 72</p> |
-| /26             | 64        | 56            | <p>App with one core:  500<br/> App with two cores: 336<br/> App with three cores: 224<br/> App with four cores: 168</p> |
-| /25             | 128       | 120           | <p>App with one core:  500<br/> App with two cores: 500<br/> App with three cores:  480<br> App with four cores: 360</p> |
-| /24             | 256       | 248           | <p>App with one core:  500<br/> App with two cores: 500<br/> App with three cores: 500<br/> App with four cores: 500</p> |
+| /28             | 16        | 8             | <p>App with 0.5 core:  192 <br/> App with one core:  96 <br/> App with two cores: 48<br/> App with three cores: 32<br/> App with four cores: 24</p> |
+| /27             | 32        | 24            | <p>App with 0.5 core:  456 <br/> App with one core:  228<br/> App with two cores: 144<br/> App with three cores: 96<br/> App with four cores: 72</p> |
+| /26             | 64        | 56            | <p>App with 0.5 core:  500 <br/> App with one core:  500<br/> App with two cores: 336<br/> App with three cores: 224<br/> App with four cores: 168</p> |
+| /25             | 128       | 120           | <p>App with 0.5 core:  500 <br/> App with one core:  500<br/> App with two cores: 500<br/> App with three cores:  480<br> App with four cores: 360</p> |
+| /24             | 256       | 248           | <p>App with 0.5 core:  500 <br/> App with one core:  500<br/> App with two cores: 500<br/> App with three cores: 500<br/> App with four cores: 500</p> |
 
 For subnets, five IP addresses are reserved by Azure, and at least three IP addresses are required by Azure Spring Cloud. At least eight IP addresses are required, so /29 and /30 are nonoperational.