iox-eclipse-iceoryx#2251 Fix typos

doc/aspice_swe3_4/swe_docu_guidelines.md

@@ -77,7 +77,7 @@ In iceoryx are also custom tags used for extended documentation like errors.
 
 ### Include Additional Header Into Documentation
 
-In some cases, the implementation of a component is is placed in an internal folder and the header in the public folder acts as a trampoline with some using declarations.
+In some cases, the implementation of a component is placed in an internal folder, and the header in the public folder acts as a trampoline, with some using declarations.
 The iceoryx endpoints like `Publisher`, `Subscriber`, etc. are such examples where the public header only includes a using declaration to the actual implementation.
 In order to include the documentation of these components, the header containing the documentation can be added to the `INCLUDE_DIR_AND_ADDITIONAL_FILES` list in the CMakeLists.txt.
 

iceoryx_examples/callbacks/README.md

@@ -165,8 +165,8 @@ void heartbeatCallback(iox::popo::UserTrigger*)
 }
 ```
 
-The `onSampleReceivedCallback` is more complex. We first acquires all the received
-samples and checks which subscriber signaled the event by acquiring the subscriber's
+The `onSampleReceivedCallback` is more complex. We first acquire all the received
+samples and check which subscriber signaled the event by acquiring the subscriber's
 service description. If the instance is equal to `FrontLeft` we store the sample
 in the `leftCache` otherwise in the `rightCache`.