Remove trailing empty syntax lines in all <stdexcept> class references

Author: Rageking8

docs/standard-library/domain-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit domain_error(const string& message);
 
     explicit domain_error(const char *message);
-
 };
 ```
 

docs/standard-library/invalid-argument-class.md

@@ -18,7 +18,6 @@ public:
     explicit invalid_argument(const string& message);
 
     explicit invalid_argument(const char *message);
-
 };
 ```
 

docs/standard-library/length-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit length_error(const string& message);
 
     explicit length_error(const char *message);
-
 };
 ```
 

docs/standard-library/logic-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit logic_error(const string& message);
 
     explicit logic_error(const char *message);
-
 };
 ```
 

docs/standard-library/out-of-range-class.md

@@ -18,7 +18,6 @@ public:
     explicit out_of_range(const string& message);
 
     explicit out_of_range(const char *message);
-
 };
 ```
 

docs/standard-library/overflow-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit overflow_error(const string& message);
 
     explicit overflow_error(const char *message);
-
 };
 ```
 

docs/standard-library/runtime-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit runtime_error(const string& message);
 
     explicit runtime_error(const char *message);
-
 };
 ```
 

docs/standard-library/underflow-error-class.md

@@ -18,7 +18,6 @@ public:
     explicit underflow_error(const string& message);
 
     explicit underflow_error(const char *message);
-
 };
 ```