[clang-doc] Remove stdexecpt from clang-doc test (llvm#96552)

Removes stdexecpt from clang-doc test introduced in
llvm#93928
since it violates the rule that test must be freestanding

Author: PeterChou1

clang-tools-extra/test/clang-doc/Inputs/basic-project/src/Calculator.cpp

@@ -1,5 +1,4 @@
 #include "Calculator.h"
-#include <stdexcept>
 
 int Calculator::add(int a, int b) {
     return a + b;
@@ -14,8 +13,5 @@ int Calculator::multiply(int a, int b) {
 }
 
 double Calculator::divide(int a, int b) {
-    if (b == 0) {
-        throw std::invalid_argument("Division by zero");
-    }
     return static_cast<double>(a) / b;
 }

clang-tools-extra/test/clang-doc/basic-project.test

@@ -139,25 +139,25 @@
 // HTML-CALC-NEXT:     <div>
 // HTML-CALC-NEXT:       <h3 id="{{([0-9A-F]{40})}}">add</h3>
 // HTML-CALC-NEXT:       <p>public int add(int a, int b)</p>
-// HTML-CALC-NEXT:       <p>Defined at line 4 of file {{.*}}Calculator.cpp</p>
+// HTML-CALC-NEXT:       <p>Defined at line 3 of file {{.*}}Calculator.cpp</p>
 // HTML-CALC-NEXT:       <div>
 // HTML-CALC-NEXT:         <div></div>
 // HTML-CALC-NEXT:       </div>
 // HTML-CALC-NEXT:       <h3 id="{{([0-9A-F]{40})}}">subtract</h3>
 // HTML-CALC-NEXT:       <p>public int subtract(int a, int b)</p>
-// HTML-CALC-NEXT:       <p>Defined at line 8 of file {{.*}}Calculator.cpp</p>
+// HTML-CALC-NEXT:       <p>Defined at line 7 of file {{.*}}Calculator.cpp</p>
 // HTML-CALC-NEXT:       <div>
 // HTML-CALC-NEXT:         <div></div>
 // HTML-CALC-NEXT:       </div>
 // HTML-CALC-NEXT:       <h3 id="{{([0-9A-F]{40})}}">multiply</h3>
 // HTML-CALC-NEXT:       <p>public int multiply(int a, int b)</p>
-// HTML-CALC-NEXT:       <p>Defined at line 12 of file {{.*}}Calculator.cpp</p>
+// HTML-CALC-NEXT:       <p>Defined at line 11 of file {{.*}}Calculator.cpp</p>
 // HTML-CALC-NEXT:       <div>
 // HTML-CALC-NEXT:         <div></div>
 // HTML-CALC-NEXT:       </div>
 // HTML-CALC-NEXT:       <h3 id="{{([0-9A-F]{40})}}">divide</h3>
 // HTML-CALC-NEXT:       <p>public double divide(int a, int b)</p>
-// HTML-CALC-NEXT:       <p>Defined at line 16 of file {{.*}}Calculator.cpp</p>
+// HTML-CALC-NEXT:       <p>Defined at line 15 of file {{.*}}Calculator.cpp</p>
 // HTML-CALC-NEXT:       <div>
 // HTML-CALC-NEXT:         <div></div>
 // HTML-CALC-NEXT:       </div>