Removed trailing whitespaces (#2852)

assets/files/scifi-authors.yaml

@@ -1,11 +1,11 @@
-"Arthur C. Clarke": 
+"Arthur C. Clarke":
   - title: Against the Fall of Night
     published: "1978"
   - title: The songs of distant earth
     published: "1986"
 
-"Isaac Asimov": 
+"Isaac Asimov":
   - title: Quasar, Quasar, Burning Bright
     published: "1977"
-  - title: Far as Human Eye Could See 
+  - title: Far as Human Eye Could See
     published: 1987

tests/typ/math/opticalsize.typ

@@ -7,7 +7,7 @@
 #set text(size:20pt)
 $  e^(e^(e^(e))) $
 ]
-A large number: $e^(e^(e^(e)))$. 
+A large number: $e^(e^(e^(e)))$.
 
 ---
 //  Test prime/double prime via scriptsize
@@ -19,7 +19,7 @@ $y^dprime-2y^prime + y = 0$
 $ y^tprime_3 + g^(prime 2) $
 
 ---
-// Test prime superscript on large symbol 
+// Test prime superscript on large symbol
 $ scripts(sum_(k in NN))^prime 1/k^2 $
 $sum_(k in NN)^prime 1/k^2$