minor changes

2022/2022-06-08_JuliaForNewcomers/slides/bootstrap.md

@@ -21,7 +21,7 @@ Distribution packages usually work well too:
 
 
 # Life in REPL
-    
+
 ```julia
 user@pc $ julia
 
@@ -43,7 +43,7 @@ Computes the square root .....
 
 # REPL modes
 
-Julia interprets some additional keys to make our lifes easier:
+Julia interprets some additional keys to make our life easier:
 
 - `?`: help mode
 - `;`: shell mode
@@ -97,7 +97,7 @@ using UnicodePlots
 function process_file(filename)
 
   @info "Processing $filename..."
-  
+
   # ... do something ...
 
   if error_detected