refactor(typography): Rename typography Sass function from pxToRem() to px-to-rem()

BREAKING CHANGE: Renamed typography Sass function from pxToRem() to px-to-rem()

PiperOrigin-RevId: 368489085

Author: abhiomkar

packages/mdc-typography/_typography.scss

@@ -72,7 +72,7 @@
   @return $tracking / ($font-size * 16) * 1em;
 }
 
-@function pxToRem($px) {
+@function px-to-rem($px) {
   @return $px / 16px * 1rem;
 }
 
@@ -114,104 +114,104 @@ $styles: set-styles_(
   $base,
   (
     headline1: (
-      font-size: pxToRem(96px),
-      line-height: pxToRem(96px),
+      font-size: px-to-rem(96px),
+      line-height: px-to-rem(96px),
       font-weight: map.get($font-weight-values, light),
       letter-spacing: get-letter-spacing_(-1.5, 6),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     headline2: (
-      font-size: pxToRem(60px),
-      line-height: pxToRem(60px),
+      font-size: px-to-rem(60px),
+      line-height: px-to-rem(60px),
       font-weight: map.get($font-weight-values, light),
       letter-spacing: get-letter-spacing_(-0.5, 3.75),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     headline3: (
-      font-size: pxToRem(48px),
-      line-height: pxToRem(50px),
+      font-size: px-to-rem(48px),
+      line-height: px-to-rem(50px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: normal,
       text-decoration: inherit,
       text-transform: inherit,
     ),
     headline4: (
-      font-size: pxToRem(34px),
-      line-height: pxToRem(40px),
+      font-size: px-to-rem(34px),
+      line-height: px-to-rem(40px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: get-letter-spacing_(0.25, 2.125),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     headline5: (
-      font-size: pxToRem(24px),
-      line-height: pxToRem(32px),
+      font-size: px-to-rem(24px),
+      line-height: px-to-rem(32px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: normal,
       text-decoration: inherit,
       text-transform: inherit,
     ),
     headline6: (
-      font-size: pxToRem(20px),
-      line-height: pxToRem(32px),
+      font-size: px-to-rem(20px),
+      line-height: px-to-rem(32px),
       font-weight: map.get($font-weight-values, medium),
       letter-spacing: get-letter-spacing_(0.25, 1.25),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     subtitle1: (
-      font-size: pxToRem(16px),
-      line-height: pxToRem(28px),
+      font-size: px-to-rem(16px),
+      line-height: px-to-rem(28px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: get-letter-spacing_(0.15, 1),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     subtitle2: (
-      font-size: pxToRem(14px),
-      line-height: pxToRem(22px),
+      font-size: px-to-rem(14px),
+      line-height: px-to-rem(22px),
       font-weight: map.get($font-weight-values, medium),
       letter-spacing: get-letter-spacing_(0.1, 0.875),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     body1: (
-      font-size: pxToRem(16px),
-      line-height: pxToRem(24px),
+      font-size: px-to-rem(16px),
+      line-height: px-to-rem(24px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: get-letter-spacing_(0.5, 1),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     body2: (
-      font-size: pxToRem(14px),
-      line-height: pxToRem(20px),
+      font-size: px-to-rem(14px),
+      line-height: px-to-rem(20px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: get-letter-spacing_(0.25, 0.875),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     caption: (
-      font-size: pxToRem(12px),
-      line-height: pxToRem(20px),
+      font-size: px-to-rem(12px),
+      line-height: px-to-rem(20px),
       font-weight: map.get($font-weight-values, regular),
       letter-spacing: get-letter-spacing_(0.4, 0.75),
       text-decoration: inherit,
       text-transform: inherit,
     ),
     button: (
-      font-size: pxToRem(14px),
-      line-height: pxToRem(36px),
+      font-size: px-to-rem(14px),
+      line-height: px-to-rem(36px),
       font-weight: map.get($font-weight-values, medium),
       letter-spacing: get-letter-spacing_(1.25, 0.875),
       text-decoration: none,
       text-transform: uppercase,
     ),
     overline: (
-      font-size: pxToRem(12px),
-      line-height: pxToRem(32px),
+      font-size: px-to-rem(12px),
+      line-height: px-to-rem(32px),
       font-weight: map.get($font-weight-values, medium),
       letter-spacing: get-letter-spacing_(2, 0.75),
       text-decoration: none,