fix(core): version suffix is a string

Author: AgentEnder

docs/core/Executors/build.md

@@ -12,7 +12,7 @@ Builds an app via the `dotnet` cli command.
 
 ### version-suffix
 
-- (number): Sets the value of the $(VersionSuffix) property to use when building the project. This only works if the $(Version) property isn't set. Then, $(Version) is set to the $(VersionPrefix) combined with the $(VersionSuffix), separated by a dash.
+- (string): Sets the value of the $(VersionSuffix) property to use when building the project. This only works if the $(Version) property isn't set. Then, $(Version) is set to the $(VersionPrefix) combined with the $(VersionSuffix), separated by a dash.
 
 ### <span className="required">configuration</span>
 

packages/core/src/executors/build/schema.json

@@ -10,7 +10,7 @@
       "description": "Compiles for a specific framework. The framework must be defined in the project file"
     },
     "version-suffix": {
-      "type": "number",
+      "type": "string",
       "description": "Sets the value of the $(VersionSuffix) property to use when building the project. This only works if the $(Version) property isn't set. Then, $(Version) is set to the $(VersionPrefix) combined with the $(VersionSuffix), separated by a dash."
     },
     "configuration": {