Change MuJoCo engine source code function-spacing convention from 3 blank lines to 2

PiperOrigin-RevId: 813754244
Change-Id: I6836e41c3b021cb727e922c25c60f629b9814c93

src/engine/engine_inverse.c

@@ -63,14 +63,12 @@ void mj_invPosition(const mjModel* m, mjData* d) {
 }
 
 
-
 // velocity-dependent computations
 void mj_invVelocity(const mjModel* m, mjData* d) {
   mj_fwdVelocity(m, d);
 }
 
 
-
 // convert discrete-time qacc to continuous-time qacc
 static void mj_discreteAcc(const mjModel* m, mjData* d) {
   int nv = m->nv, nC = m->nC, nD = m->nD, dof_damping;
@@ -152,7 +150,6 @@ static void mj_discreteAcc(const mjModel* m, mjData* d) {
 }
 
 
-
 // inverse constraint solver
 void mj_invConstraint(const mjModel* m, mjData* d) {
   TM_START;
@@ -180,7 +177,6 @@ void mj_invConstraint(const mjModel* m, mjData* d) {
 }
 
 
-
 // inverse dynamics with skip; skipstage is mjtStage
 void mj_inverseSkip(const mjModel* m, mjData* d,
                     int skipstage, int skipsensor) {
@@ -250,14 +246,12 @@ void mj_inverseSkip(const mjModel* m, mjData* d,
 }
 
 
-
 // inverse dynamics
 void mj_inverse(const mjModel* m, mjData* d) {
   mj_inverseSkip(m, d, mjSTAGE_NONE, 0);
 }
 
 
-
 // compare forward and inverse dynamics, without changing results of forward
 //    fwdinv[0] = norm(qfrc_constraint(forward) - qfrc_constraint(inverse))
 //    fwdinv[1] = norm(qfrc_applied(forward) - qfrc_inverse)