Fix typo in clCreateProgramWithSource introduction (#1204)

Signed-off-by: Sven van Haastregt <sven.vanhaastregt@arm.com>

Author: svenvh

api/opencl_runtime_layer.asciidoc

@@ -8362,7 +8362,7 @@ A program object encapsulates the following information:
 
 [open,refpage='clCreateProgramWithSource',desc='Creates a program object for a context, and loads source code specified by text strings into the program object.',type='protos']
 --
-To creates a program object for a context and load source code into that
+To create a program object for a context and load source code into that
 object, call the function
 
 include::{generated}/api/protos/clCreateProgramWithSource.txt[]