fix(core): remove important properties for styles (#4939)

Author: daniloff200

src/datepicker/bs-datepicker.scss

@@ -154,7 +154,7 @@
         }
 
         // todo: check first :not(.disabled) usage
-        &:not(.disabled):not(.week) span:not(.disabled) {
+        &:not(.disabled):not(.week) span:not(.disabled):not(.is-other-month) {
           cursor: pointer;
         }
 
@@ -168,7 +168,7 @@
         span.is-active-other-month:not(.disabled):not(.selected) {
           background-color: $highlighted;
           transition: 0s;
-          cursor: pointer !important;
+          cursor: pointer;
         }
 
         span.disabled,
@@ -181,6 +181,11 @@
           color: $font-color-01;
         }
 
+        span.is-other-month,
+        &.is-other-month span {
+          color: rgba(0, 0, 0, 0.25);
+        }
+
         &.active {
           position: relative;
 
@@ -437,12 +442,6 @@
     }
   }
 
-  /* .is-other-month */
-  .is-other-month {
-    color: rgba(0, 0, 0, 0.25);
-    cursor: default !important;
-  }
-
   /* .bs-datepicker-buttons */
   &-buttons {
     display: flex;