fix some comments (closes #3683)

Author: evanw

internal/css_parser/css_nesting.go

@@ -190,7 +190,7 @@ func (p *parser) lowerNestingInRuleWithContext(rule css_ast.Rule, context *lower
 			r.Selectors = []css_ast.ComplexSelector{merged}
 		}
 
-		// Pass 2: Substitue "&" for the parent selector
+		// Pass 2: Substitute "&" for the parent selector
 		if !p.options.unsupportedCSSFeatures.Has(compat.IsPseudoClass) || len(context.parentSelectors) <= 1 {
 			// If we can use ":is", or we don't have to because there's only one
 			// parent selector, or we are using ":is()" to match zero parent selectors

internal/js_parser/js_parser.go

@@ -8586,7 +8586,7 @@ func (p *parser) visitStmts(stmts []js_ast.Stmt, kind stmtsKind) []js_ast.Stmt {
 		for _, stmt := range before {
 			s, ok := stmt.Data.(*js_ast.SFunction)
 			if !ok {
-				// We may get non-function statements here in certain scenarious such as when "KeepNames" is enabled
+				// We may get non-function statements here in certain scenarios such as when "KeepNames" is enabled
 				nonFnStmts = append(nonFnStmts, stmt)
 				continue
 			}

internal/js_printer/js_printer.go

@@ -1545,7 +1545,7 @@ func (p *printer) printRequireOrImportExpr(importRecordIndex uint32, level js_as
 		defer p.printDotThenSuffix()
 	}
 
-	// Make sure the comma operator is propertly wrapped
+	// Make sure the comma operator is properly wrapped
 	if meta.ExportsRef != ast.InvalidRef && level >= js_ast.LComma {
 		p.print("(")
 		defer p.print(")")

internal/linker/linker.go

@@ -3370,7 +3370,7 @@ type cssImportOrder struct {
 // The only exception to this is "@layer". Evaluating a CSS file multiple
 // times is sort of equivalent to evaluating it once at the first location
 // as far as "@layer" is concerned. So we may in some cases keep both the
-// first and and last locations and only write out the "@layer" information
+// first and last locations and only write out the "@layer" information
 // for the first location.
 func (c *linkerContext) findImportedFilesInCSSOrder(entryPoints []uint32) (order []cssImportOrder) {
 	var visit func(uint32, []uint32, []css_ast.ImportConditions, []ast.ImportRecord)
@@ -3778,7 +3778,7 @@ func importConditionsAreEqual(a []css_ast.ImportConditions, b []css_ast.ImportCo
 // For "lib.css", the entry with the conditions [supports(display: flex)] should
 // make the entry with the conditions [supports(display: flex), screen] redundant.
 //
-// Note that all of this deliberately ignores the existance of "@layer" because
+// Note that all of this deliberately ignores the existence of "@layer" because
 // that is handled separately. All of this is only for handling unlayered styles.
 func isConditionalImportRedundant(earlier []css_ast.ImportConditions, later []css_ast.ImportConditions) bool {
 	if len(later) > len(earlier) {

internal/resolver/yarnpnp.go

@@ -370,7 +370,7 @@ func (r resolverQuery) resolveViaFallback(manifest *pnpData, ident string) (pnpI
 	// Let referenceOrAlias be the entry from manifest.fallbackPool referenced by ident
 	referenceOrAlias, ok = manifest.fallbackPool[ident]
 
-	// Return it immediatly, whether it's defined or not
+	// Return it immediately, whether it's defined or not
 	if r.debugLogs != nil {
 		if ok {
 			r.debugLogs.addNote(fmt.Sprintf("    Found fallback for %q in \"fallbackPool\": [%s, %s]", ident,